Station Overview Station Location
Station Number AZ-PM-9 Latitude 31.958965
Station Name Benson 10.3 W Longitude -110.478447
County Pima Elevation (ft) 4089



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 10 1.12 1.43 34 1.43 3 0.00 31 0 3 0 0.0 0 0
Nov 10 0.79 0.00 30 0.00 0 0.00 30 0 0 0 0.0 0 0
Dec 10 1.21 0.41 22 0.31 2 0.10 20 1 2 0 0.0 0 0
Jan 11 1.27 0.00 31 0.00 31 0.00 0 0 0 0 0.0 0 0
Feb 11 1.27 0.09 1 0.09 1 0.00 0 0 1 0 0.0 0 0
March 11 1.15 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 11 0.39 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 11 0.26 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 11 0.35 0.00 1 0.00 0 0.00 1 0 0 0 0.0 0 0
July 11 2.98 6.81 26 4.56 10 2.25 16 2 6 0 0.0 0 0
Aug 11 3.41 2.45 5 2.45 5 0.00 0 0 5 0 0.0 0 0
Sept 11 1.45 3.42 25 2.88 6 0.54 19 1 6 0 0.0 0 0
Water Year Totals: 15.65" 14.61" 175 days 11.72" 58 2.89" 117 days 4 23 days 0 days 0.0" 0 days 0 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
10/1/2010 **
10/2/2010 **
10/3/2010 **
10/4/2010 0.71 **
10/5/2010 0.31 **
10/6/2010 0.41 **
10/7/2010 **
10/8/2010 **
10/9/2010 **
10/10/2010 **
10/11/2010 **
10/12/2010 **
10/13/2010 **
10/14/2010 **
10/15/2010 **
10/16/2010 **
10/17/2010 **
10/18/2010 **
10/19/2010 **
10/20/2010 **
10/21/2010 **
10/22/2010 **
10/23/2010 **
10/24/2010 **
10/25/2010 **
10/26/2010 **
10/27/2010 **
10/28/2010 **
10/29/2010 **
10/30/2010 **
10/31/2010 **
11/1/2010 **
11/2/2010 **
11/3/2010 **
11/4/2010 **
11/5/2010 **
11/6/2010 **
11/7/2010 **
11/8/2010 **
11/9/2010 **
11/10/2010 **
11/11/2010 **
11/12/2010 **
11/13/2010 **
11/14/2010 **
11/15/2010 **
11/16/2010 **
11/17/2010 **
11/18/2010 **
11/19/2010 **
11/20/2010 **
11/21/2010 **
11/22/2010 **
11/23/2010 **
11/24/2010 **
11/25/2010 **
11/26/2010 **
11/27/2010 **
11/28/2010 **
11/29/2010 **
11/30/2010 **
12/1/2010 **
12/2/2010 **
12/3/2010 **
12/4/2010 **
12/5/2010 **
12/6/2010 **
12/7/2010 **
12/8/2010 **
12/9/2010 **
12/10/2010 **
12/11/2010 **
12/12/2010 **
12/13/2010 **
12/14/2010 **
12/15/2010 **
12/16/2010 **
12/17/2010 **
12/18/2010 **
12/19/2010 **
12/20/2010 0.10
12/21/2010
12/22/2010
12/23/2010 0.16
12/24/2010
12/25/2010
12/26/2010
12/27/2010
12/28/2010
12/29/2010
12/30/2010
12/31/2010 0.15
Day of YearDaily PrcpMultiday Prcp
1/1/2011 0.00
1/2/2011 0.00
1/3/2011 0.00
1/4/2011 0.00
1/5/2011 0.00
1/6/2011 0.00
1/7/2011 0.00
1/8/2011 0.00
1/9/2011 0.00
1/10/2011 0.00
1/11/2011 0.00
1/12/2011 0.00
1/13/2011 0.00
1/14/2011 0.00
1/15/2011 0.00
1/16/2011 0.00
1/17/2011 0.00
1/18/2011 0.00
1/19/2011 0.00
1/20/2011 0.00
1/21/2011 0.00
1/22/2011 0.00
1/23/2011 0.00
1/24/2011 0.00
1/25/2011 0.00
1/26/2011 0.00
1/27/2011 0.00
1/28/2011 0.00
1/29/2011 0.00
1/30/2011 0.00
1/31/2011 0.00
2/1/2011 0.09
2/2/2011
2/3/2011
2/4/2011
2/5/2011
2/6/2011
2/7/2011
2/8/2011
2/9/2011
2/10/2011
2/11/2011
2/12/2011
2/13/2011
2/14/2011
2/15/2011
2/16/2011
2/17/2011
2/18/2011
2/19/2011
2/20/2011
2/21/2011
2/22/2011
2/23/2011
2/24/2011
2/25/2011
2/26/2011
2/27/2011
2/28/2011
3/1/2011
3/2/2011
3/3/2011
3/4/2011
3/5/2011
3/6/2011
3/7/2011
3/8/2011
3/9/2011
3/10/2011
3/11/2011
3/12/2011
3/13/2011
3/14/2011
3/15/2011
3/16/2011
3/17/2011
3/18/2011
3/19/2011
3/20/2011
3/21/2011
3/22/2011
3/23/2011
3/24/2011
3/25/2011
3/26/2011
3/27/2011
3/28/2011
3/29/2011
3/30/2011
3/31/2011
Day of YearDaily PrcpMultiday Prcp
4/1/2011
4/2/2011
4/3/2011
4/4/2011
4/5/2011
4/6/2011
4/7/2011
4/8/2011
4/9/2011
4/10/2011
4/11/2011
4/12/2011
4/13/2011
4/14/2011
4/15/2011
4/16/2011
4/17/2011
4/18/2011
4/19/2011
4/20/2011
4/21/2011
4/22/2011
4/23/2011
4/24/2011
4/25/2011
4/26/2011
4/27/2011
4/28/2011
4/29/2011
4/30/2011
5/1/2011
5/2/2011
5/3/2011
5/4/2011
5/5/2011
5/6/2011
5/7/2011
5/8/2011
5/9/2011
5/10/2011
5/11/2011
5/12/2011
5/13/2011
5/14/2011
5/15/2011
5/16/2011
5/17/2011
5/18/2011
5/19/2011
5/20/2011
5/21/2011
5/22/2011
5/23/2011
5/24/2011
5/25/2011
5/26/2011
5/27/2011
5/28/2011
5/29/2011
5/30/2011
5/31/2011
6/1/2011
6/2/2011
6/3/2011
6/4/2011
6/5/2011
6/6/2011
6/7/2011
6/8/2011
6/9/2011
6/10/2011
6/11/2011
6/12/2011
6/13/2011
6/14/2011
6/15/2011
6/16/2011
6/17/2011
6/18/2011
6/19/2011
6/20/2011
6/21/2011
6/22/2011
6/23/2011
6/24/2011
6/25/2011
6/26/2011
6/27/2011
6/28/2011
6/29/2011
6/30/2011 **
Day of YearDaily PrcpMultiday Prcp
7/1/2011 **
7/2/2011 0.00
7/3/2011 0.27
7/4/2011 **
7/5/2011 **
7/6/2011 **
7/7/2011 **
7/8/2011 **
7/9/2011 **
7/10/2011 **
7/11/2011 **
7/12/2011 **
7/13/2011 **
7/14/2011 **
7/15/2011 **
7/16/2011 **
7/17/2011 2.25
7/18/2011 0.24
7/19/2011 0.44
7/20/2011 0.00
7/21/2011 2.55
7/22/2011
7/23/2011
7/24/2011 1.04
7/25/2011 0.02
7/26/2011
7/27/2011 0.00
7/28/2011
7/29/2011 0.00
7/30/2011
7/31/2011 0.00
8/1/2011 1.35
8/2/2011
8/3/2011 0.04
8/4/2011
8/5/2011
8/6/2011
8/7/2011
8/8/2011
8/9/2011
8/10/2011 0.02
8/11/2011
8/12/2011
8/13/2011 1.00
8/14/2011
8/15/2011
8/16/2011
8/17/2011
8/18/2011
8/19/2011 0.04
8/20/2011
8/21/2011
8/22/2011
8/23/2011
8/24/2011
8/25/2011
8/26/2011
8/27/2011
8/28/2011
8/29/2011
8/30/2011
8/31/2011
9/1/2011
9/2/2011
9/3/2011 0.38
9/4/2011
9/5/2011 0.28
9/6/2011
9/7/2011
9/8/2011 **
9/9/2011 **
9/10/2011 **
9/11/2011 **
9/12/2011 0.54
9/13/2011 0.21
9/14/2011 0.62
9/15/2011 1.04
9/16/2011 0.35
9/17/2011 **
9/18/2011 **
9/19/2011 **
9/20/2011 **
9/21/2011 **
9/22/2011 **
9/23/2011 **
9/24/2011 **
9/25/2011 **
9/26/2011 **
9/27/2011 **
9/28/2011 **
9/29/2011 **
9/30/2011 **



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/4/2010 7:00 AM 0.71 M M M M Heavy rain shower, accumulated in less than 2 hours.
10/5/2010 8:00 AM 0.31 M M M M
10/6/2010 7:00 AM 0.41 M M M M
12/23/2010 8:00 AM 0.16 M M M M
12/31/2010 8:00 AM 0.15 M M M M We had a trace of snow, nothing measurable.
1/1/2011 7:00 AM 0.00 0.0 M M M
1/2/2011 7:00 AM 0.00 0.0 M M M
1/3/2011 7:00 AM 0.00 0.0 M M M
1/4/2011 7:00 AM 0.00 0.0 M M M
1/5/2011 7:00 AM 0.00 0.0 M M M
1/6/2011 7:00 AM 0.00 0.0 M M M
1/7/2011 7:00 AM 0.00 0.0 M M M
1/8/2011 7:00 AM 0.00 0.0 M M M
1/9/2011 7:00 AM 0.00 0.0 M M M
1/10/2011 7:00 AM 0.00 0.0 M M M
1/11/2011 7:00 AM 0.00 0.0 M M M
1/12/2011 7:00 AM 0.00 0.0 M M M
1/13/2011 7:00 AM 0.00 0.0 M M M
1/14/2011 7:00 AM 0.00 0.0 M M M
1/15/2011 7:00 AM 0.00 0.0 M M M
1/16/2011 7:00 AM 0.00 0.0 M M M
1/17/2011 7:00 AM 0.00 0.0 M M M
1/18/2011 7:00 AM 0.00 0.0 M M M
1/19/2011 7:00 AM 0.00 0.0 M M M
1/20/2011 7:00 AM 0.00 0.0 M M M
1/21/2011 7:00 AM 0.00 0.0 M M M
1/22/2011 7:00 AM 0.00 0.0 M M M
1/23/2011 7:00 AM 0.00 0.0 M M M
1/24/2011 7:00 AM 0.00 0.0 M M M
1/25/2011 7:00 AM 0.00 0.0 M M M
1/26/2011 7:00 AM 0.00 0.0 M M M
1/27/2011 7:00 AM 0.00 0.0 M M M
1/28/2011 7:00 AM 0.00 0.0 M M M
1/29/2011 7:00 AM 0.00 0.0 M M M
1/30/2011 7:00 AM 0.00 0.0 M M M
1/31/2011 7:00 AM 0.00 0.0 M M M
2/1/2011 8:00 AM 0.09 M M M M
7/3/2011 8:00 AM 0.27 M M M M
7/18/2011 8:00 AM 0.24 M M M M We had additional rainfall in the last two weeks, in excess of 2.25 inches, during which I lost my satellite connection. And as you had predicted, by the time I got back online, I couldn't find the list. I apologize.
7/19/2011 8:00 AM 0.44 M M M M
7/20/2011 8:00 AM 0.00 0.0 M M M Three drops of rain, three inches apart!
7/21/2011 8:00 AM 2.55 M M M M
7/24/2011 8:00 AM 1.04 M M M M
7/25/2011 8:00 AM 0.02 M M M M
7/27/2011 8:00 AM 0.00 0.0 M M M
7/29/2011 8:00 AM 0.00 0.0 M M M
7/31/2011 8:00 AM 0.00 0.0 M M M
8/1/2011 8:00 AM 1.35 M M M M Mid 70's this morning, overcast and more rain in the forecast
8/3/2011 8:00 AM 0.04 M M M M
8/10/2011 8:00 AM 0.02 M M M M
8/13/2011 8:00 AM 1.00 M M M M
8/19/2011 8:00 AM 0.04 M M M M
9/3/2011 8:00 AM 0.38 M M M M
9/5/2011 8:00 AM 0.28 M M M M
9/13/2011 8:00 AM 0.21 M M M M
9/14/2011 8:00 AM 0.62 M M M M
9/15/2011 8:00 AM 1.04 M M M M
9/16/2011 8:00 AM 0.35 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
9/24/2010 12/20/2010 9:00 AM 88 0.10 M M
6/30/2011 7/02/2011 12:00 AM 3 0.00 M M (edit: start date changed from 9/25/2010 to 6/30/2011. P.G.)
7/4/2011 7/17/2011 8:00 AM 14 2.25 M M
9/8/2011 9/12/2011 12:00 AM 5 0.54 M M
9/17/2011 10/04/2011 9:00 AM 18 0.36 M M



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