Station Overview Station Location
Station Number CO-AR-43 Latitude 39.6025
Station Name Denver 9.4 S Longitude -104.9762
County Arapahoe Elevation (ft) 5500



Month 30 Yr Avg by PRISM Total Prcp Sum Days Covered By All Observations Daily Prcp Sum Daily Observation Count Multiday Prcp Sum Days Covered by Multiday Observations Multiday Observation Count Days With Prcp Days With Trace Total Snowfall Days With Snowfall Days With Snow On Ground
Oct 11 1.29 1.81 31 1.81 31 0.00 0 0 5 0 5.4 3 3
Nov 11 0.92 0.84 30 0.84 30 0.00 0 0 2 1 7.9 2 3
Dec 11 0.68 1.52 30 1.52 30 0.00 0 0 8 1 25.1 8 30
Jan 12 0.50 0.37 31 0.37 31 0.00 0 0 5 1 4.8 4 11
Feb 12 0.50 2.34 29 2.34 29 0.00 0 0 7 5 34.2 8 14
March 12 1.55 0.05 31 0.05 31 0.00 0 0 2 1 0.1 1 0
April 12 2.16 0.96 30 0.87 23 0.09 7 1 5 1 0.0 0 0
May 12 2.52 1.49 31 1.49 31 0.00 0 0 8 0 0.0 0 0
June 12 1.93 1.65 30 1.65 30 0.00 0 0 4 3 0.0 0 0
July 12 2.08 1.59 30 1.59 30 0.00 0 0 11 0 0.0 0 0
Aug 12 2.23 0.33 31 0.33 31 0.00 0 0 5 2 0.0 0 0
Sept 12 1.24 2.49 30 2.49 30 0.00 0 0 5 1 0.0 0 0
Water Year Totals: 17.60" 15.44" 364 days 15.35" 357 0.09" 7 days 1 67 days 16 days 77.5" 26 days 61 days



Days in Water Year Cell Color Key
        Daily Observation with Prcp         Missing Day
        Multiday Observation         Daily/Multiday Observation Conflict

Day of Year Daily Prcp Multiday Prcp
10/1/2011 0.00
10/2/2011 0.00
10/3/2011 0.00
10/4/2011 0.00
10/5/2011 0.00
10/6/2011 0.00
10/7/2011 0.00
10/8/2011 0.56
10/9/2011 0.28
10/10/2011 0.00
10/11/2011 0.00
10/12/2011 0.00
10/13/2011 0.00
10/14/2011 0.00
10/15/2011 0.00
10/16/2011 0.00
10/17/2011 0.00
10/18/2011 0.08
10/19/2011 0.00
10/20/2011 0.00
10/21/2011 0.00
10/22/2011 0.00
10/23/2011 0.00
10/24/2011 0.00
10/25/2011 0.00
10/26/2011 0.73
10/27/2011 0.16
10/28/2011 0.00
10/29/2011 0.00
10/30/2011 0.00
10/31/2011 0.00
11/1/2011 0.00
11/2/2011 0.73
11/3/2011 0.11
11/4/2011 0.00
11/5/2011 0.00
11/6/2011 T
11/7/2011 0.00
11/8/2011 0.00
11/9/2011 0.00
11/10/2011 0.00
11/11/2011 0.00
11/12/2011 0.00
11/13/2011 0.00
11/14/2011 0.00
11/15/2011 0.00
11/16/2011 0.00
11/17/2011 0.00
11/18/2011 0.00
11/19/2011 0.00
11/20/2011 0.00
11/21/2011 0.00
11/22/2011 0.00
11/23/2011 0.00
11/24/2011 0.00
11/25/2011 0.00
11/26/2011 0.00
11/27/2011 0.00
11/28/2011 0.00
11/29/2011 0.00
11/30/2011 0.00
12/1/2011 0.19
12/2/2011 0.22
12/3/2011 0.16
12/4/2011 0.12
12/5/2011 0.09
12/6/2011 T
12/7/2011 0.00
12/8/2011 0.00
12/9/2011 0.00
12/10/2011 0.00
12/11/2011 0.00
12/12/2011
12/13/2011 0.00
12/14/2011 0.00
12/15/2011 0.00
12/16/2011 0.00
12/17/2011 0.00
12/18/2011 0.00
12/19/2011 0.00
12/20/2011 0.02
12/21/2011 0.00
12/22/2011 0.61
12/23/2011 0.11
12/24/2011 0.00
12/25/2011 0.00
12/26/2011 0.00
12/27/2011 0.00
12/28/2011 0.00
12/29/2011 0.00
12/30/2011 0.00
12/31/2011 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2012 0.00
1/2/2012 0.00
1/3/2012 0.00
1/4/2012 0.00
1/5/2012 0.00
1/6/2012 0.00
1/7/2012 0.00
1/8/2012 0.17
1/9/2012 0.00
1/10/2012 0.00
1/11/2012 0.02
1/12/2012 0.13
1/13/2012 0.00
1/14/2012 0.00
1/15/2012 0.00
1/16/2012 0.00
1/17/2012 0.03
1/18/2012 0.00
1/19/2012 0.00
1/20/2012 0.00
1/21/2012 0.00
1/22/2012 0.00
1/23/2012 0.00
1/24/2012 0.00
1/25/2012 0.02
1/26/2012 0.00
1/27/2012 0.00
1/28/2012 T
1/29/2012 0.00
1/30/2012 0.00
1/31/2012 0.00
2/1/2012 0.00
2/2/2012 0.00
2/3/2012 0.73
2/4/2012 0.75
2/5/2012 T
2/6/2012 0.00
2/7/2012 0.09
2/8/2012 T
2/9/2012 0.00
2/10/2012 0.00
2/11/2012 T
2/12/2012 T
2/13/2012 T
2/14/2012 0.00
2/15/2012 0.00
2/16/2012 0.00
2/17/2012 0.00
2/18/2012 0.00
2/19/2012 0.00
2/20/2012 0.02
2/21/2012 0.00
2/22/2012 0.00
2/23/2012 0.56
2/24/2012 0.16
2/25/2012 0.00
2/26/2012 0.00
2/27/2012 0.00
2/28/2012 0.00
2/29/2012 0.03
3/1/2012 0.00
3/2/2012 0.04
3/3/2012 0.00
3/4/2012 0.00
3/5/2012 0.00
3/6/2012 0.00
3/7/2012 T
3/8/2012 0.01
3/9/2012 0.00
3/10/2012 0.00
3/11/2012 0.00
3/12/2012 0.00
3/13/2012 0.00
3/14/2012 0.00
3/15/2012 0.00
3/16/2012 0.00
3/17/2012 0.00
3/18/2012 0.00
3/19/2012 0.00
3/20/2012 0.00
3/21/2012 0.00
3/22/2012 0.00
3/23/2012 0.00
3/24/2012 0.00
3/25/2012 0.00
3/26/2012 0.00
3/27/2012 0.00
3/28/2012 0.00
3/29/2012 0.00
3/30/2012 0.00
3/31/2012 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2012 0.00
4/2/2012 0.00 **
4/3/2012 **
4/4/2012 **
4/5/2012 **
4/6/2012 **
4/7/2012 **
4/8/2012 0.09
4/9/2012
4/10/2012 0.00
4/11/2012 0.00
4/12/2012 0.22
4/13/2012 0.10
4/14/2012 0.00
4/15/2012 0.48
4/16/2012 0.02
4/17/2012 0.00
4/18/2012 0.00
4/19/2012 T
4/20/2012 0.00
4/21/2012 0.00
4/22/2012 0.00
4/23/2012 0.00
4/24/2012 0.00
4/25/2012 0.00
4/26/2012 0.00
4/27/2012 0.05
4/28/2012 0.00
4/29/2012 0.00
4/30/2012 0.00
5/1/2012 0.00
5/2/2012 0.00
5/3/2012 0.00
5/4/2012 0.00
5/5/2012 0.00
5/6/2012 0.04
5/7/2012 0.40
5/8/2012 0.15
5/9/2012 0.00
5/10/2012 0.00
5/11/2012 0.00
5/12/2012 0.15
5/13/2012 0.12
5/14/2012 0.00
5/15/2012 0.00
5/16/2012 0.00
5/17/2012 0.00
5/18/2012 0.00
5/19/2012 0.10
5/20/2012 0.11
5/21/2012 0.00
5/22/2012 0.00
5/23/2012 0.00
5/24/2012 0.42
5/25/2012 0.00
5/26/2012 0.00
5/27/2012 0.00
5/28/2012 0.00
5/29/2012 0.00
5/30/2012 0.00
5/31/2012 0.00
6/1/2012 0.00
6/2/2012 0.00
6/3/2012 0.00
6/4/2012 0.00
6/5/2012 0.00
6/6/2012 0.00
6/7/2012 1.51
6/8/2012 0.00
6/9/2012 0.00
6/10/2012 0.00
6/11/2012 0.00
6/12/2012 0.00
6/13/2012 0.00
6/14/2012 0.00
6/15/2012 0.01
6/16/2012 0.12
6/17/2012 T
6/18/2012 0.00
6/19/2012 0.00
6/20/2012 0.00
6/21/2012 0.00
6/22/2012 0.00
6/23/2012 0.00
6/24/2012 0.00
6/25/2012 0.00
6/26/2012 0.00
6/27/2012 T
6/28/2012 0.01
6/29/2012 T
6/30/2012 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2012 0.00
7/2/2012 0.00
7/3/2012 0.00
7/4/2012 0.02
7/5/2012 0.00
7/6/2012 0.00
7/7/2012 0.44
7/8/2012 0.22
7/9/2012 0.04
7/10/2012 0.20
7/11/2012 0.00
7/12/2012 0.00
7/13/2012 0.00
7/14/2012 0.00
7/15/2012 0.00
7/16/2012 0.03
7/17/2012 0.04
7/18/2012 0.00
7/19/2012 0.00
7/20/2012 0.00
7/21/2012 0.00
7/22/2012 0.00
7/23/2012 0.01
7/24/2012 0.00
7/25/2012 0.00
7/26/2012 0.00
7/27/2012 0.00
7/28/2012 0.44
7/29/2012
7/30/2012 0.06
7/31/2012 0.09
8/1/2012 0.08
8/2/2012 0.08
8/3/2012 0.00
8/4/2012 0.00
8/5/2012 0.00
8/6/2012 0.00
8/7/2012 0.00
8/8/2012 0.00
8/9/2012 0.00
8/10/2012 0.00
8/11/2012 0.00
8/12/2012 0.07
8/13/2012 0.00
8/14/2012 T
8/15/2012 0.00
8/16/2012 0.00
8/17/2012 0.00
8/18/2012 0.00
8/19/2012 0.00
8/20/2012 0.00
8/21/2012 0.00
8/22/2012 0.00
8/23/2012 0.08
8/24/2012 0.02
8/25/2012 0.00
8/26/2012 0.00
8/27/2012 0.00
8/28/2012 0.00
8/29/2012 0.00
8/30/2012 T
8/31/2012 0.00
9/1/2012 0.00
9/2/2012 0.00
9/3/2012 0.11
9/4/2012 T
9/5/2012 0.00
9/6/2012 0.00
9/7/2012 0.00
9/8/2012 0.00
9/9/2012 0.00
9/10/2012 0.00
9/11/2012 0.00
9/12/2012 0.62
9/13/2012 1.16
9/14/2012 0.00
9/15/2012 0.00
9/16/2012 0.00
9/17/2012 0.00
9/18/2012 0.00
9/19/2012 0.00
9/20/2012 0.00
9/21/2012 0.00
9/22/2012 0.00
9/23/2012 0.00
9/24/2012 0.00
9/25/2012 0.00
9/26/2012 0.44
9/27/2012 0.16
9/28/2012 0.00
9/29/2012 0.00
9/30/2012 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2011 7:00 AM 0.00 0.0 M M M Another warm, more summer-like than fall-like day.
10/2/2011 7:00 AM 0.00 0.0 M M M Continues with above seasonal temps and very, very dry.
10/3/2011 7:00 AM 0.00 0.0 M M M Extremely warm day and night and no precip.
10/4/2011 7:00 AM 0.00 0.0 M M M Warm and dry.
10/5/2011 7:00 AM 0.00 0.0 M M M Continued warm with overnight temps close to 20 degrees above normal. Very, very dry.
10/6/2011 7:00 AM 0.00 0.0 M M M Very warm overnight and day temps and dry.
10/7/2011 7:00 AM 0.00 0.0 M M M Very, very windy late afternoon. Warm and dry overnight and into the day.
10/8/2011 7:00 AM 0.56 0.5 0.12 0.0 0.00 Rain started overnight and turned to snow. Rain with light snow mixed in most of the day.
10/9/2011 7:00 AM 0.28 T 0.00 0.0 0.00 Rain with light snow mixed during the day.
10/10/2011 7:00 AM 0.00 0.0 M M M Mostly sunny and dry.
10/11/2011 7:00 AM 0.00 0.0 M M M Sunny and dry.
10/12/2011 7:00 AM 0.00 0.0 M M M Mostly sunny day and cloudy night which held the overnight temp up.
10/13/2011 7:00 AM 0.00 0.0 M M M Sunny and dry.
10/14/2011 7:00 AM 0.00 0.0 M M M Sunny, warm and dry.
10/15/2011 7:00 AM 0.00 0.0 M M M Sunny, warm and dry.
10/16/2011 7:00 AM 0.00 0.0 M M M Very, very warm and dry.
10/17/2011 7:00 AM 0.00 0.0 M M M Mostly sunny, dry and warm.
10/18/2011 7:00 AM 0.08 M M M M Early morning rain started about 7:30AM and lasted most of the morning; very light amount. Mostly cloudy day.
10/19/2011 7:00 AM 0.00 0.0 M M M Mostly sunny and dry.
10/20/2011 7:00 AM 0.00 0.0 M M M Sunny and dry.
10/21/2011 7:00 AM 0.00 0.0 M M M Sunny, warm and dry.
10/22/2011 7:00 AM 0.00 0.0 M M M Mostly clear, very dry and warm. Warm evening.
10/23/2011 7:00 AM 0.00 0.0 M M M Warm and dry.
10/24/2011 7:00 AM 0.00 0.0 M M M Sunny, very warm day and overnight. Continued dry.
10/25/2011 7:00 AM 0.00 0.0 M M M Record high of 80 and very,very dry.
10/26/2011 7:00 AM 0.73 3.6 0.37 3.6 0.37 Rain started around 5:00PM and turned to snow around 9:30 - 9:45PM.
10/27/2011 7:00 AM 0.16 1.3 0.16 3.6 0.37 Snowed through about 3:30PM, stayed cloudy until early AM.
10/28/2011 7:00 AM 0.00 0.0 0.00 0.5 0.21 Sunny.
10/29/2011 7:00 AM 0.00 0.0 0.00 T T Clear and dry.
10/30/2011 7:00 AM 0.00 0.0 M M M Mostly cloudy and dry.
10/31/2011 7:00 AM 0.00 0.0 M M M Sunny and very warm day and this morning.
11/1/2011 7:00 AM 0.00 0.0 M M M Sunny, warm and dry Halloween.
11/2/2011 7:00 AM 0.73 7.0 0.62 7.0 0.62 Rain started about 9:00PM and turned to snow around 9:45PM. Snowed all night and still snowing this morning. Good moisture.
11/3/2011 7:00 AM 0.11 0.9 0.07 7.1 0.75 Snowed most of the day; started to clear after 5:00PM.
11/4/2011 7:00 AM 0.00 0.0 0.00 3.0 0.57 Very sunny.
11/5/2011 7:00 AM 0.00 0.0 0.00 T T Sunny and dry.
11/6/2011 7:00 AM T 0.0 0.00 0.0 0.00 Late afternoon and early evening very light sprinkles
11/7/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Clear and dry.
11/8/2011 7:00 AM 0.00 0.0 M M M Where's the snow that had a 90% chance of falling? Sunny this morning.
11/9/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Snow predicted! Sunny and dry.
11/10/2011 7:00 AM 0.00 0.0 M M M Sunny and dry.
11/11/2011 7:00 AM 0.00 0.0 M M M
11/12/2011 7:00 AM 0.00 0.0 M M M Partly cloudy and dry.
11/13/2011 7:00 AM 0.00 0.0 M M M Very warm day and evening, very windy and very dry.
11/14/2011 7:00 AM 0.00 0.0 M M M Mostly sunny and dry.
11/15/2011 7:00 AM 0.00 0.0 M M M Warm, windy and dry.
11/16/2011 7:00 AM 0.00 0.0 M M M Sunny and dry.
11/17/2011 7:00 AM 0.00 0.0 M M M Clear and very dry.
11/18/2011 7:00 AM 0.00 0.0 M M M Sunny, warm and very, very dry.
11/19/2011 7:00 AM 0.00 0.0 M M M Sunny, warm over night and all day and continued very dry.
11/20/2011 7:00 AM 0.00 0.0 M M M Sunny and dry.
11/21/2011 7:00 AM 0.00 0.0 M M M Sunny and dry.
11/22/2011 7:00 AM 0.00 0.0 M M M Partly cloudy and continued very dry.
11/23/2011 7:00 AM 0.00 0.0 M M M Partly sunny and dry.
11/24/2011 7:00 AM 0.00 0.0 M M M Sunny, very warm and extremely DRY.
11/25/2011 7:00 AM 0.00 0.0 M M M Extremely warm day and night, Thanksgiving in Phoenix!
11/26/2011 7:00 AM 0.00 0.0 M M M Sunny and dry.
11/27/2011 7:00 AM 0.00 0.0 M M M Sunny and dry.
11/28/2011 7:00 AM 0.00 0.0 M M M Suny, warm and dry.
11/29/2011 7:00 AM 0.00 0.0 M M M Mostly cloudy, warm and very dry.
11/30/2011 7:00 AM 0.00 0.0 M M M Sunny, warm and dry.
12/1/2011 7:00 AM 0.19 2.3 0.19 2.3 0.19 Warm and clear day. Snow started overnight, but temps above 32.
12/2/2011 7:00 AM 0.22 3.0 0.38 4.5 0.18 Snowed lightly throughout the day and ended during the evening. Started clearing around 9:00PM.
12/3/2011 7:00 AM 0.16 3.8 0.13 4.5 0.42 Mostly sunny day. Snow started overnight and still snowing this morning.
12/4/2011 7:00 AM 0.12 2.3 0.13 7.5 0.64 Snowed till about 3:30PM then cleared overnight.
12/5/2011 7:00 AM 0.09 1.8 0.08 6.5 0.70 Cloudy all day and snow started about 9:30PM, stopped overnight.
12/6/2011 7:00 AM T T T 6.5 0.76 Trace of snow during the morning. Cleared as the day went on.
12/7/2011 7:00 AM 0.00 0.0 0.00 6.0 0.78 Sunny and dry.
12/8/2011 7:00 AM 0.00 0.0 0.00 4.0 0.79 Sunny and dry.
12/9/2011 7:00 AM 0.00 0.0 0.00 2.5 0.61 Cloudy morning, clear afternoon and evening.
12/10/2011 7:00 AM 0.00 0.0 0.00 2.0 0.61 Foggy morning and clear afternoon and evening.
12/11/2011 7:00 AM 0.00 0.0 0.00 1.5 0.39 Sunny and very dry.
12/13/2011 7:00 AM 0.00 0.0 0.00 1.0 0.35 Mostly cloudy day, but not precip.
12/14/2011 7:00 AM 0.00 0.0 0.00 1.0 0.37 Hazy day.
12/15/2011 7:00 AM 0.00 0.0 0.00 1.0 0.28 Sunny and continued dry.
12/16/2011 7:00 AM 0.00 0.0 0.00 1.0 0.26 Sunny and dry.
12/17/2011 7:00 AM 0.00 0.0 0.00 1.0 0.23 Sunny and very dry.
12/18/2011 7:00 AM 0.00 0.0 0.00 1.0 0.26 Clear and continued dry.
12/19/2011 7:00 AM 0.00 0.0 0.00 0.5 0.24 Sunny, very, very warm and very, very dry.
12/20/2011 7:00 AM 0.02 1.6 0.13 2.0 0.36 Cloudy day with snow starting around 12:30PM. Cleared by this morning.
12/21/2011 7:00 AM 0.00 0.0 0.00 1.5 0.25 Sunny.
12/22/2011 7:00 AM 0.61 9.1 0.67 10.5 0.70 Cloudy day and snow started about 5:00PM and still snowing this morning.
12/23/2011 7:00 AM 0.11 1.2 0.08 11.0 1.26 Snowed most of the day, stopped around 3:30PM. Cleared overnight. Total for this snow season is already more than all of the 2010/11 snow season by 10"+.
12/24/2011 7:00 AM 0.00 0.0 0.00 10.0 0.88 Sunny.
12/25/2011 7:00 AM 0.00 0.0 0.00 9.5 1.13 Partly cloudy
12/26/2011 7:00 AM 0.00 0.0 0.00 8.5 1.34 Sunny and dry.
12/27/2011 7:00 AM 0.00 0.0 0.00 7.5 1.11 Partly cloudy, warm and dry.
12/28/2011 7:00 AM 0.00 0.0 0.00 4.5 0.73 Partly cloudy and dry.
12/29/2011 7:00 AM 0.00 0.0 0.00 4.0 0.93 Partly cloudy, warm and dry.
12/30/2011 7:00 AM 0.00 0.0 0.00 2.5 0.49 Mostly sunny, breezy and dry.
12/31/2011 7:00 AM 0.00 0.0 0.00 1.0 0.22 Partly cloudy and very dry. Much of the snow melted. Strong winds early this morning.
1/1/2012 7:00 AM 0.00 0.0 M M M
1/2/2012 7:00 AM 0.00 0.0 0.00 1.0 0.21 sunny and dryness continues.
1/3/2012 7:00 AM 0.00 0.0 M T T Sunny,warm day and very warm overnight, temps stayed in the 40s.
1/4/2012 7:00 AM 0.00 0.0 M T T Partly cloudy and dry.
1/5/2012 7:00 AM 0.00 0.0 M T T Sunny, fairly warm and dry.
1/6/2012 7:00 AM 0.00 0.0 M T T Day temps close to 30 degrees above season avg (low 70s); previous night temps 25 degrees above season avg (low 40s) and extremely dry.
1/7/2012 7:00 AM 0.00 0.0 M T T
1/8/2012 8:00 AM 0.17 1.4 0.17 1.4 0.12 Snow started mid-afternoon and lasted until about 7:00PM. Clear this morning.
1/9/2012 7:00 AM 0.00 0.0 0.00 0.5 0.07 Sunny.
1/10/2012 7:00 AM 0.00 0.0 0.00 0.5 0.08
1/11/2012 7:00 AM 0.02 0.5 0.02 0.5 0.07 Rain started sometime after 4:00AM. Still snowing at report time.
1/12/2012 7:00 AM 0.13 2.4 0.14 3.0 0.18 Snowed most of the day. Stopped around 4:00PM and cleared overnight.
1/13/2012 7:00 AM 0.00 0.0 0.00 2.0 0.19 Partly cloudy day and cloudy overnight.
1/14/2012 7:00 AM 0.00 0.0 0.00 1.5 0.24 Partly cloudy morning and mostly clear afternoon and evening.
1/15/2012 7:00 AM 0.00 0.0 0.00 1.0 0.17 Mostly sunny and warm. Very dry.
1/16/2012 7:00 AM 0.00 0.0 0.00 T T Partly cloudy, warm and dry.
1/17/2012 7:00 AM 0.03 0.5 0.03 0.5 0.03 Light snow started around 5:00PM and lasted until about 9:00PM.
1/18/2012 7:00 AM 0.00 0.0 0.00 0.5 0.01 Sunny.
1/19/2012 7:00 AM 0.00 0.0 M T T
1/20/2012 7:00 AM 0.00 0.0 M T T Very warm overnight the last two nights, in the 40s. Yesterday temp was in mid 60s; is this April or Jan?
1/21/2012 7:00 AM 0.00 0.0 M M M
1/22/2012 7:00 AM 0.00 0.0 0.00 0.0 0.00 Overnight temps again in the 40s, 29+ degrees above seasonal avg. Daytime temp in the mid 60s and very dry and breezy.
1/23/2012 7:00 AM 0.00 0.0 0.00 0.0 0.00 Sunny, dry and breezy.
1/24/2012 7:00 AM 0.00 0.0 0.00 0.0 0.00 Mostly sunny and dry.
1/25/2012 7:00 AM 0.02 T T T T Light snow during the morning, no accumulation.
1/26/2012 7:00 AM 0.00 0.0 M M M Sunny and very warm day and evening.
1/27/2012 7:00 AM 0.00 0.0 M M M Partly cloudy, warm and dry.
1/28/2012 7:00 AM T T T T T Light snow during the morning.
1/29/2012 7:00 AM 0.00 0.0 M M M
1/30/2012 7:00 AM 0.00 0.0 M M M
1/31/2012 7:00 AM 0.00 0.0 M M M Sunny, very, very warm and dry.
2/1/2012 7:00 AM 0.00 0.0 M M M Continued sunny warm and dry.
2/2/2012 7:00 AM 0.00 0.0 M M M Mostly sunny, breezy and dry.
2/3/2012 7:00 AM 0.73 7.2 0.62 7.2 0.62 Partly cloudy day; snow started about 6:00PM and still snowing this morning.
2/4/2012 7:00 AM 0.75 14.8 0.88 18.0 1.26 Snowed heavily all day and through the night, continuing this morning.
2/5/2012 7:00 AM T T T 15.5 1.33 Snow stopped early morning, with light flakes until 11AM, then cleared.
2/6/2012 7:00 AM 0.00 0.0 0.00 13.5 1.32 Sunny.
2/7/2012 7:00 AM 0.09 2.5 0.08 15.0 1.47 Snow started about 9:00PM and still lightly snowing this morning.
2/8/2012 7:00 AM T 0.5 0.01 14.0 1.50 Light snow off and on till early afternoon.
2/9/2012 7:00 AM 0.00 0.0 0.00 11.0 1.56 Mostly cloudy with smog along the front range.
2/10/2012 7:00 AM 0.00 0.0 0.00 11.0 1.60 Mostly cloudy.
2/11/2012 7:00 AM T T T 10.5 1.77 Light snow started early this morning.
2/12/2012 7:00 AM T 0.3 0.01 9.5 1.52 Light snow till about 10:00AM
2/13/2012 7:00 AM T T T 9.5 1.45 Very light snow overnight.
2/14/2012 7:00 AM 0.00 0.0 0.00 M M Partly cloudy.
2/15/2012 7:00 AM 0.00 0.0 0.00 M M Mostly sunny.
2/16/2012 7:00 AM 0.00 0.0 0.00 M M Mostly cloudy.
2/17/2012 7:00 AM 0.00 0.0 0.00 M M Sunny and dry.
2/18/2012 7:00 AM 0.00 0.0 0.00 M M Some sun during the day.
2/19/2012 7:00 AM 0.00 0.0 M M M
2/20/2012 7:00 AM 0.02 0.6 0.02 3.5 0.62 Light snow overnight, stopped early this morning.
2/21/2012 7:00 AM 0.00 0.0 0.00 M M Mostly sunny.
2/22/2012 7:00 AM 0.00 0.0 M M M Sunny, a little breezy.
2/23/2012 7:00 AM 0.56 6.1 0.56 6.1 0.59 Very warm day and night. Strong winds started about 2:30AM and then snow heavy started sometime after 3:00AM.
2/24/2012 7:00 AM 0.16 2.2 0.15 M M Snowed through the morning and began to slightly clear towards the evening.
2/25/2012 7:00 AM 0.00 0.0 0.00 M M Sunny and cool.
2/26/2012 7:00 AM 0.00 0.0 0.00 M M Sunny, windy, warm and dry.
2/27/2012 7:00 AM 0.00 0.0 0.00 2.0 0.43
2/28/2012 7:00 AM 0.00 0.0 0.00 M M Sunny, windy and cool.
2/29/2012 7:00 AM 0.03 T T M M Mostly cloudy and unexpected light snow all morning.
3/1/2012 7:00 AM 0.00 0.0 0.00 M M Sunny and dry.
3/2/2012 7:00 AM 0.04 0.1 T M M Light snow off and on during the afternoon and into the evening. Not much accumulation.
3/3/2012 7:00 AM 0.00 0.0 0.00 M M Mostly cloudy and cool.
3/4/2012 7:00 AM 0.00 0.0 0.00 M M Clear and windy.
3/5/2012 7:00 AM 0.00 0.0 0.00 T T Sunny, very warm and breezy.
3/6/2012 7:00 AM 0.00 0.0 0.00 M M Sunny, very warm and dry.
3/7/2012 7:00 AM T 0.0 0.00 M M Very warm and dry day. Light rain started before 7AM this morning.
3/8/2012 7:00 AM 0.01 T T M M Very light rain and snow during the day.
3/9/2012 7:00 AM 0.00 0.0 0.00 M M Sunny.
3/10/2012 7:00 AM 0.00 0.0 0.00 M M Clear, warm and dry.
3/11/2012 7:00 AM 0.00 0.0 0.00 M M Sunny, dry and temps way above seasonal average.
3/12/2012 7:00 AM 0.00 0.0 0.00 0.0 0.00 Continued very warm and dry.
3/13/2012 7:00 AM 0.00 0.0 0.00 M M Continued extremely warm and dry.
3/14/2012 7:00 AM 0.00 0.0 M M M Record high temp and very, very dry.
3/15/2012 7:00 AM 0.00 0.0 M M M Unseasonal heat continues. Temps feel like late May.
3/16/2012 7:00 AM 0.00 0.0 M M M Very, very warm and extremely dry.
3/17/2012 7:00 AM 0.00 0.0 M M M The early season high temps continue. Way above avg day and night temps and very, very dry, with no precip in sight. March, the wettest month of the year - on avg, is turning into a very dry and dusty month.
3/18/2012 7:00 AM 0.00 0.0 M M M Heat continues, temps close to 30 degrees above seasonal normal. Extremely dry and windy.
3/19/2012 7:00 AM 0.00 0.0 M 0.0 0.00 Continued very, very warm, dry and strong winds lasted until early this morning.
3/20/2012 7:00 AM 0.00 0.0 M M M Mostly clear early, then cloudy through the evening; dry.
3/21/2012 7:00 AM 0.00 0.0 M M M
3/22/2012 7:00 AM 0.00 0.0 M M M Sunny and dry.
3/23/2012 7:00 AM 0.00 0.0 M M M Clear and dry.
3/24/2012 7:00 AM 0.00 0.0 M M M Very, very warm, June-like temps and the March drought continues.
3/25/2012 7:00 AM 0.00 0.0 M M M Extremely warm and dry.
3/26/2012 7:00 AM 0.00 0.0 M M M Tied record high and on the way to record dry for the month.
3/27/2012 7:00 AM 0.00 0.0 M M M Very, very windy, very,very warm and so dry. Fire in the foothills blew heavy, thick smoke over the southern suburbs.
3/28/2012 7:00 AM 0.00 0.0 M M M High temps and no precip pattern continues. Smoke from foothills fire over the area.
3/29/2012 7:00 AM 0.00 0.0 M M M Hot and dry, March drought continues.
3/30/2012 7:00 AM 0.00 0.0 M M M High temps, low humidity; dry, dry dry.
3/31/2012 7:00 AM 0.00 0.0 M M M Hot and dry.
4/1/2012 7:00 AM 0.00 0.0 M M M Day and night temps approaching 30 degrees above seasonal avgs. Unbelievably hot and dry, feels like late June, not late March!
4/2/2012 7:00 AM 0.00 0.0 M M M Hot and dry.
4/10/2012 7:00 AM 0.00 0.0 M M M Sunny and dry.
4/11/2012 7:00 AM 0.00 0.0 M M M Sunny, warm and very dry.
4/12/2012 7:00 AM 0.22 M M M M Two rain storms: first around 4:15PM with strong winds, rain and some hail. Second storm sometime overnight, with strong wind and rain. Each lasted no more than 15 minutes.
4/13/2012 7:00 AM 0.10 M M M M Thunder and lightning started about 9:15PM and rain began about 9:45 and stopped by 10:15.
4/14/2012 7:00 AM 0.00 0.0 M M M Sunny and dry.
4/15/2012 7:00 AM 0.48 T T M M Rain and light snow overnight.
4/16/2012 7:00 AM 0.02 T T 0.0 0.00 Light rain/snow mix off and on all day.
4/17/2012 7:00 AM 0.00 0.0 M M M Sunny and dry.
4/18/2012 7:00 AM 0.00 0.0 M M M Mostly sunny and dry.
4/19/2012 7:00 AM T M M M M Light rain overnight.
4/20/2012 7:00 AM 0.00 0.0 M M M Partly cloudy and dry.
4/21/2012 7:00 AM 0.00 0.0 M M M Clear and dry.
4/22/2012 7:00 AM 0.00 0.0 M M M Sunny, very warm and very dry.
4/23/2012 7:00 AM 0.00 0.0 M M M Temps well above seasonal average and extremely dry.
4/24/2012 7:00 AM 0.00 0.0 M M M Hot, hot and dry.
4/25/2012 7:00 AM 0.00 0.0 M M M Record heat continues; temps are as high as mid-July averages. Extremely dry. Everything in bloom at least a month early.
4/26/2012 7:00 AM 0.00 0.0 M M M No rain and summer type temps day and night.
4/27/2012 7:00 AM 0.05 M M M M Strong winds blew in a small amount of rain between 6:00PM and 9:30PM. Some lightning and thunder.
4/28/2012 7:00 AM 0.00 0.0 M M M Sunny and very dry.
4/29/2012 7:00 AM 0.00 0.0 M M M
4/30/2012 7:00 AM 0.00 0.0 M M M Continued sunny and dry.
5/1/2012 7:00 AM 0.00 0.0 M M M Sunny,warm and very dry.
5/2/2012 7:00 AM 0.00 0.0 M M M Partly cloudy, warm and dry.
5/3/2012 7:00 AM 0.00 0.0 M M M
5/4/2012 7:00 AM 0.00 0.0 M M M
5/5/2012 7:00 AM 0.00 0.0 M M M Hot and dry, temp at this station 95 at 4:15PM.
5/6/2012 7:00 AM 0.04 M M M M Sunny and hot day; cloudy evening with thunderstorm around 11:00PM, light amount of rain.
5/7/2012 7:00 AM 0.40 M M 0.0 0.00 Light rain started around 5:30PM and became heavy overnight.
5/8/2012 7:00 AM 0.15 M M M M Cloudy and day and into the night. Light rain until early afternoon.
5/9/2012 7:00 AM 0.00 0.0 M M M
5/10/2012 7:00 AM 0.00 0.0 M M M
5/11/2012 7:00 AM 0.00 0.0 M M M
5/12/2012 6:30 AM 0.15 M M M M Light rain started around 3:30PM and fell into the early AM.
5/13/2012 7:00 AM 0.12 M M M M
5/14/2012 7:00 AM 0.00 0.0 M M M
5/15/2012 7:00 AM 0.00 0.0 M M M
5/16/2012 7:00 AM 0.00 0.0 M M M
5/17/2012 7:00 AM 0.00 0.0 M M M
5/18/2012 7:00 AM 0.00 0.0 M M M
5/19/2012 7:00 AM 0.10 M M M M Light rain yesterday evening and just prior to reporting.
5/20/2012 7:00 AM 0.11 M M M M Light rain off and on during the day. Cleared early evening.
5/21/2012 7:00 AM 0.00 0.0 M M M
5/22/2012 7:00 AM 0.00 0.0 M M M
5/23/2012 7:00 AM 0.00 0.0 M M M Record high temp.
5/24/2012 7:00 AM 0.42 M M M M Rain started around 4:00PM and lasted off and on until after midnight.
5/25/2012 7:00 AM 0.00 0.0 M M M
5/26/2012 7:00 AM 0.00 0.0 M M M Very windy morning.
5/27/2012 7:00 AM 0.00 0.0 M M M Strong winds started around 11:30AM and continued into the night.
5/28/2012 7:00 AM 0.00 0.0 M 0.0 0.00
5/29/2012 7:00 AM 0.00 0.0 M M M
5/30/2012 7:00 AM 0.00 0.0 M M M
5/31/2012 7:00 AM 0.00 0.0 M M M
6/1/2012 7:00 AM 0.00 0.0 M M M
6/2/2012 7:00 AM 0.00 0.0 M M M
6/3/2012 7:00 AM 0.00 0.0 M M M
6/4/2012 7:00 AM 0.00 0.0 M M M
6/5/2012 7:00 AM 0.00 0.0 M M M Another record high - 94.
6/6/2012 7:00 AM 0.00 0.0 M M M Extremely wind, dry and hot.
6/7/2012 7:00 AM 1.51 M M M M Light rain started around 7:45PM, picked up intensity around 9:30; lightning and thunder and heavy rain started around 11:15 PM and lasted until about 11:45. Around 12:45AM, constant lightning and thunder and then a violent storm with wind hail and very heavy rain lasted until about 1:20AM.
6/8/2012 7:00 AM 0.00 0.0 M M M
6/9/2012 7:00 AM 0.00 0.0 M M M
6/10/2012 7:00 AM 0.00 0.0 M M M Afternoon temp 102; very very hot.
6/11/2012 7:00 AM 0.00 0.0 M M M
6/12/2012 7:00 AM 0.00 0.0 M M M
6/13/2012 7:00 AM 0.00 0.0 M M M
6/14/2012 7:00 AM 0.00 0.0 M M M
6/15/2012 7:00 AM 0.01 M M M M Overnight light rain.
6/16/2012 7:00 AM 0.12 M M M M Mid-afternoon rain shower.
6/17/2012 7:00 AM T 0.0 M M M
6/18/2012 7:00 AM 0.00 0.0 M M M Another record high temp, smell of smoke and no rain in the forecast.
6/19/2012 7:00 AM 0.00 0.0 M M M Another day of record heat, 100, and not a cloud in the sky.
6/20/2012 7:00 AM 0.00 0.0 M M M
6/21/2012 7:00 AM 0.00 0.0 M M M
6/22/2012 7:00 AM 0.00 0.0 M M M
6/23/2012 7:00 AM 0.00 0.0 M M M
6/24/2012 7:00 AM 0.00 0.0 M M M
6/25/2012 7:00 AM 0.00 0.0 M M M
6/26/2012 7:00 AM 0.00 0.0 M M M
6/27/2012 7:00 AM T 0.0 M M M Second day in a row of 105 degress and fifth day in a row above 100. A trace of rain, mostly very strong winds.
6/28/2012 7:00 AM 0.01 M M M M
6/29/2012 7:00 AM T M M M M
6/30/2012 7:00 AM 0.00 0.0 M M M
7/1/2012 7:00 AM 0.00 0.0 M M M
7/2/2012 7:00 AM 0.00 0.0 M M M
7/3/2012 7:00 AM 0.00 0.0 M M M Continued hot, dry and hazy.
7/4/2012 7:00 AM 0.02 M M M M Light sprinkles late afternoon into early evening.
7/5/2012 7:00 AM 0.00 0.0 M M M Smoke-filled sky all day.
7/6/2012 7:00 AM 0.00 0.0 M M M
7/7/2012 7:00 AM 0.44 M M M M Light rain started about 7:45PM and picked up in intensity around 8:30. Good rain shower lasted till about 10:00PM. Another light rain over night.
7/8/2012 7:00 AM 0.22 M M M M Light rain started early evening and lasted into the late night.
7/9/2012 7:00 AM 0.04 M M M M
7/10/2012 7:00 AM 0.20 M M M M Rain started about 7:30AM and lasted until about 9:00AM.
7/11/2012 7:00 AM 0.00 0.0 M M M
7/12/2012 7:00 AM 0.00 0.0 M M M
7/13/2012 7:00 AM 0.00 0.0 M M M
7/14/2012 7:00 AM 0.00 0.0 M M M
7/15/2012 7:00 AM 0.00 0.0 M M M
7/16/2012 7:00 AM 0.03 M M M M
7/17/2012 7:00 AM 0.04 M M M M
7/18/2012 7:00 AM 0.00 0.0 M M M
7/19/2012 7:00 AM 0.00 0.0 M M M
7/20/2012 7:00 AM 0.00 0.0 M M M
7/21/2012 7:00 AM 0.00 0.0 M M M
7/22/2012 7:00 AM 0.00 0.0 M M M
7/23/2012 7:00 AM 0.01 M M M M
7/24/2012 7:00 AM 0.00 0.0 M M M
7/25/2012 7:00 AM 0.00 0.0 M M M
7/26/2012 7:00 AM 0.00 0.0 M M M
7/27/2012 7:00 AM 0.00 0.0 M M M
7/28/2012 7:00 AM 0.44 M M M M Mid-afternoon shower with some hail. Early evening light rain.
7/30/2012 7:00 AM 0.06 M M M M Early evening light rain.
7/31/2012 7:00 AM 0.09 M M M M Thunder and lightning around 11:30PM and bands of light rain for about an hour.
8/1/2012 7:00 AM 0.08 M M M M Early afternoon light rain.
8/2/2012 7:00 AM 0.08 M M M M
8/3/2012 7:00 AM 0.00 0.0 M M M
8/4/2012 7:00 AM 0.00 0.0 M M M
8/5/2012 7:00 AM 0.00 0.0 M M M
8/6/2012 7:00 AM 0.00 0.0 M M M
8/7/2012 7:00 AM 0.00 0.0 M M M
8/8/2012 7:00 AM 0.00 0.0 M M M Extremely dry and high heat continues.
8/9/2012 7:00 AM 0.00 0.0 M M M Hot, dry and very hazy.
8/10/2012 7:00 AM 0.00 0.0 M M M Tied record high - 98.
8/11/2012 7:00 AM 0.00 0.0 M M M
8/12/2012 7:00 AM 0.07 M M M M Light evening rain.
8/13/2012 7:00 AM 0.00 0.0 M M M
8/14/2012 7:00 AM T M M M M Cloudy all day, but no rain.
8/15/2012 7:00 AM 0.00 0.0 M M M
8/16/2012 7:00 AM 0.00 0.0 M M M
8/17/2012 7:00 AM 0.00 0.0 M M M
8/18/2012 7:00 AM 0.00 0.0 M M M
8/19/2012 7:00 AM 0.00 0.0 M M M
8/20/2012 7:00 AM 0.00 0.0 M M M
8/21/2012 7:00 AM 0.00 0.0 M M M
8/22/2012 7:00 AM 0.00 0.0 M M M The heat continues and no rain in quite awhile and none in the forecast.
8/23/2012 7:00 AM 0.08 M M M M Early afternoon light rain and again around 1:00AM.
8/24/2012 7:00 AM 0.02 M M M M Light rain fell sometime mid-afternoon.
8/25/2012 7:00 AM 0.00 0.0 M M M
8/26/2012 7:00 AM 0.00 0.0 M M M
8/27/2012 7:00 AM 0.00 0.0 M M M
8/28/2012 7:00 AM 0.00 0.0 M M M
8/29/2012 7:00 AM 0.00 0.0 M M M Hot and very, very dry.
8/30/2012 7:00 AM T M M M M Another record high and continued very dry.
8/31/2012 7:00 AM 0.00 0.0 M M M
9/1/2012 7:00 AM 0.00 0.0 M M M
9/2/2012 7:00 AM 0.00 0.0 M M M
9/3/2012 7:00 AM 0.11 M M M M Late afternnon shower.
9/4/2012 7:00 AM T M M M M
9/5/2012 7:00 AM 0.00 0.0 M M M
9/6/2012 7:00 AM 0.00 0.0 M M M
9/7/2012 7:00 AM 0.00 0.0 M M M
9/8/2012 7:00 AM 0.00 0.0 M M M
9/9/2012 7:00 AM 0.00 0.0 M M M
9/10/2012 7:00 AM 0.00 0.0 M M M Hot and dry, again.
9/11/2012 7:00 AM 0.00 0.0 M M M Hot and dry.
9/12/2012 7:00 AM 0.62 M M M M First significant rain since 7/28. Rained lightly between about 8PM & 9:30. Hard rain started about 4:30AM and is still raining.
9/13/2012 7:00 AM 1.16 M M M M Wonderful rain, finally. Rained all day and ended around 3:30PM.
9/14/2012 7:00 AM 0.00 0.0 M M M
9/15/2012 7:00 AM 0.00 0.0 M M M
9/16/2012 7:00 AM 0.00 0.0 M M M
9/17/2012 7:00 AM 0.00 0.0 M M M
9/18/2012 7:00 AM 0.00 0.0 M M M
9/19/2012 7:00 AM 0.00 0.0 M M M
9/20/2012 7:00 AM 0.00 0.0 M M M
9/21/2012 7:00 AM 0.00 0.0 M M M So dry.
9/22/2012 7:00 AM 0.00 0.0 M M M
9/23/2012 7:00 AM 0.00 0.0 M M M
9/24/2012 7:00 AM 0.00 0.0 M M M
9/25/2012 7:00 AM 0.00 0.0 M M M
9/26/2012 7:00 AM 0.44 M M M M Rain started early evening and lasted into early morning. Overnight temps stayed well above seasonal avg.
9/27/2012 7:00 AM 0.16 M M M M Thunder, close-by lightning and hard rain about 8:30PM and lasted for about 30 minutes.
9/28/2012 7:00 AM 0.00 0.0 M M M
9/29/2012 7:00 AM 0.00 0.0 M M M
9/30/2012 7:00 AM 0.00 0.0 M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
4/2/2012 4/08/2012 6:00 PM 7 0.09 0.0 0.00 Was gone when snow started on 4/2/12 (estimated from neighbor of about 3", but not officially measured). Gauge had .09 a week later (would guess guite a bit of evaporation by the time it was measured).



Observation Date Observation Time Notes Largest Stone Size Average Stone Size Smallest Stone Size Stone Consistency Duration Minutes Durration Accuracy Damage Timing More Rain than Hail Hail Started Largest Hail Started Angle of Impact Number of Stones on Pad Distance Between Stones on Pad Depth of Stones on Ground
4/11/2012 4:35 PM 1/4" Pea Size 1/4" Pea Size 1/4" Pea Size Mixed 5 Intermittent True Same time as rain Same time as smaller hail 10-20