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 09 1.12 0.15 12 0.15 5 0.00 7 0 2 0 0.0 0 0
Nov 09 0.79 0.14 31 0.14 1 0.00 30 2 1 0 0.0 0 0
Dec 09 1.21 0.51 2 0.51 2 0.00 0 0 2 0 0.0 0 0
Jan 10 1.27 2.49 7 2.09 4 0.40 3 1 4 0 0.0 0 0
Feb 10 1.27 1.60 19 1.60 11 0.00 8 2 6 0 0.0 0 0
March 10 1.15 1.58 39 0.39 2 1.19 37 1 1 0 0.0 0 0
April 10 0.39 0.35 30 0.00 0 0.35 30 2 0 0 0.0 0 0
May 10 0.26 0.00 41 0.00 0 0.00 41 1 0 0 0.0 0 0
June 10 0.35 0.00 30 0.00 0 0.00 30 0 0 0 0.0 0 0
July 10 2.98 2.74 19 2.74 7 0.00 12 1 6 0 0.0 0 0
Aug 10 3.41 2.83 29 1.48 4 1.35 25 1 4 0 0.0 0 0
Sept 10 1.45 0.25 30 0.00 0 0.25 30 1 0 0 0.0 0 0
Water Year Totals: 15.65" 12.64" 289 days 9.10" 36 3.54" 253 days 12 26 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
10/1/2009
10/2/2009
10/3/2009
10/4/2009 0.07
10/5/2009
10/6/2009
10/7/2009 0.00
10/8/2009 0.00
10/9/2009
10/10/2009
10/11/2009
10/12/2009 0.00
10/13/2009
10/14/2009
10/15/2009
10/16/2009
10/17/2009
10/18/2009
10/19/2009
10/20/2009
10/21/2009
10/22/2009
10/23/2009
10/24/2009
10/25/2009 **
10/26/2009 **
10/27/2009 **
10/28/2009 **
10/29/2009 0.08 **
10/30/2009 **
10/31/2009 **
11/1/2009 **
11/2/2009 **
11/3/2009 **
11/4/2009 0.00
11/5/2009 **
11/6/2009 **
11/7/2009 **
11/8/2009 **
11/9/2009 **
11/10/2009 **
11/11/2009 **
11/12/2009 **
11/13/2009 **
11/14/2009 **
11/15/2009 **
11/16/2009 **
11/17/2009 **
11/18/2009 **
11/19/2009 **
11/20/2009 **
11/21/2009 **
11/22/2009 **
11/23/2009 **
11/24/2009 **
11/25/2009 **
11/26/2009 **
11/27/2009 **
11/28/2009 **
11/29/2009 **
11/30/2009 0.14 0.00
12/1/2009
12/2/2009
12/3/2009
12/4/2009
12/5/2009
12/6/2009
12/7/2009
12/8/2009 0.18
12/9/2009
12/10/2009
12/11/2009
12/12/2009
12/13/2009
12/14/2009
12/15/2009
12/16/2009
12/17/2009
12/18/2009
12/19/2009
12/20/2009
12/21/2009
12/22/2009
12/23/2009 0.33
12/24/2009
12/25/2009
12/26/2009
12/27/2009
12/28/2009
12/29/2009
12/30/2009
12/31/2009
Day of YearDaily PrcpMultiday Prcp
1/1/2010
1/2/2010
1/3/2010
1/4/2010
1/5/2010
1/6/2010
1/7/2010
1/8/2010
1/9/2010
1/10/2010
1/11/2010
1/12/2010
1/13/2010
1/14/2010
1/15/2010
1/16/2010
1/17/2010
1/18/2010
1/19/2010
1/20/2010 0.40
1/21/2010
1/22/2010 0.95
1/23/2010 0.50 **
1/24/2010 **
1/25/2010 0.40
1/26/2010
1/27/2010
1/28/2010 0.24
1/29/2010
1/30/2010
1/31/2010
2/1/2010
2/2/2010
2/3/2010 0.15
2/4/2010
2/5/2010
2/6/2010
2/7/2010 0.44
2/8/2010
2/9/2010
2/10/2010
2/11/2010 0.47 **
2/12/2010 **
2/13/2010 0.00
2/14/2010 0.00
2/15/2010 0.00
2/16/2010 0.00
2/17/2010 0.00
2/18/2010
2/19/2010
2/20/2010 0.00
2/21/2010
2/22/2010 0.20
2/23/2010 0.08
2/24/2010 **
2/25/2010 **
2/26/2010 **
2/27/2010 0.00
2/28/2010 0.26 **
3/1/2010 0.39 **
3/2/2010 **
3/3/2010 **
3/4/2010 **
3/5/2010 0.00 **
3/6/2010 **
3/7/2010 **
3/8/2010 **
3/9/2010 **
3/10/2010 **
3/11/2010 **
3/12/2010 **
3/13/2010 **
3/14/2010 **
3/15/2010 **
3/16/2010 **
3/17/2010 **
3/18/2010 **
3/19/2010 **
3/20/2010 **
3/21/2010 **
3/22/2010 **
3/23/2010 **
3/24/2010 **
3/25/2010 **
3/26/2010 **
3/27/2010 **
3/28/2010 **
3/29/2010 **
3/30/2010 **
3/31/2010 **
Day of YearDaily PrcpMultiday Prcp
4/1/2010 **
4/2/2010 0.00
4/3/2010 **
4/4/2010 **
4/5/2010 **
4/6/2010 **
4/7/2010 **
4/8/2010 **
4/9/2010 **
4/10/2010 **
4/11/2010 **
4/12/2010 **
4/13/2010 **
4/14/2010 **
4/15/2010 **
4/16/2010 **
4/17/2010 **
4/18/2010 **
4/19/2010 **
4/20/2010 **
4/21/2010 **
4/22/2010 **
4/23/2010 **
4/24/2010 **
4/25/2010 **
4/26/2010 **
4/27/2010 **
4/28/2010 **
4/29/2010 0.35
4/30/2010 **
5/1/2010 **
5/2/2010 **
5/3/2010 **
5/4/2010 **
5/5/2010 **
5/6/2010 **
5/7/2010 **
5/8/2010 **
5/9/2010 **
5/10/2010 **
5/11/2010 **
5/12/2010 **
5/13/2010 **
5/14/2010 **
5/15/2010 **
5/16/2010 **
5/17/2010 **
5/18/2010 **
5/19/2010 **
5/20/2010 **
5/21/2010 **
5/22/2010 **
5/23/2010 **
5/24/2010 **
5/25/2010 **
5/26/2010 **
5/27/2010 **
5/28/2010 **
5/29/2010 **
5/30/2010 **
5/31/2010 **
6/1/2010 **
6/2/2010 **
6/3/2010 **
6/4/2010 **
6/5/2010 **
6/6/2010 **
6/7/2010 **
6/8/2010 **
6/9/2010 **
6/10/2010 **
6/11/2010 **
6/12/2010 **
6/13/2010 **
6/14/2010 **
6/15/2010 **
6/16/2010 **
6/17/2010 **
6/18/2010 **
6/19/2010 **
6/20/2010 **
6/21/2010 **
6/22/2010 **
6/23/2010 **
6/24/2010 **
6/25/2010 **
6/26/2010 **
6/27/2010 **
6/28/2010 **
6/29/2010 **
6/30/2010 **
Day of YearDaily PrcpMultiday Prcp
7/1/2010 **
7/2/2010 **
7/3/2010 **
7/4/2010 **
7/5/2010 **
7/6/2010 **
7/7/2010 **
7/8/2010 **
7/9/2010 **
7/10/2010 **
7/11/2010 **
7/12/2010 0.34 0.00
7/13/2010
7/14/2010
7/15/2010
7/16/2010
7/17/2010
7/18/2010 0.80
7/19/2010
7/20/2010 0.16
7/21/2010
7/22/2010
7/23/2010
7/24/2010
7/25/2010
7/26/2010
7/27/2010 0.12
7/28/2010
7/29/2010 0.32
7/30/2010 0.00
7/31/2010 1.00
8/1/2010 **
8/2/2010 **
8/3/2010 **
8/4/2010 **
8/5/2010 **
8/6/2010 **
8/7/2010 **
8/8/2010 **
8/9/2010 **
8/10/2010 **
8/11/2010 **
8/12/2010 **
8/13/2010 **
8/14/2010 **
8/15/2010 **
8/16/2010 **
8/17/2010 **
8/18/2010 **
8/19/2010 **
8/20/2010 **
8/21/2010 **
8/22/2010 **
8/23/2010 **
8/24/2010 1.35
8/25/2010 0.71
8/26/2010
8/27/2010 0.24
8/28/2010
8/29/2010 0.51
8/30/2010 0.02
8/31/2010 **
9/1/2010 **
9/2/2010 **
9/3/2010 **
9/4/2010 **
9/5/2010 **
9/6/2010 **
9/7/2010 **
9/8/2010 **
9/9/2010 **
9/10/2010 **
9/11/2010 **
9/12/2010 **
9/13/2010 **
9/14/2010 **
9/15/2010 **
9/16/2010 **
9/17/2010 **
9/18/2010 **
9/19/2010 **
9/20/2010 **
9/21/2010 **
9/22/2010 **
9/23/2010 0.25
9/24/2010 **
9/25/2010 **
9/26/2010 **
9/27/2010 **
9/28/2010 **
9/29/2010 **
9/30/2010 **



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/4/2009 8:00 AM 0.07 M M M M Beautiful morning, rained overnight, high clouds, breezy this morning.
10/7/2009 8:30 AM 0.00 0.0 M M M Lots of broken clouds, still windy and cool. Outside temp is now 71.2
10/8/2009 8:30 AM 0.00 0.0 M M M High puffy clouds and still breezy. Temperatures in the high 70's today
10/12/2009 7:10 AM 0.00 0.0 M M M Beautiful morning in Southern Arizona. 59', clear skies and no wind! No rain either, of course.
10/29/2009 8:00 AM 0.08 M M M M
11/30/2009 8:00 AM 0.14 M M M M Whee! It rained overnight
12/8/2009 11:00 AM 0.18 M M M M
12/23/2009 10:00 AM 0.33 M M M M A trace of snow on surrounding properties, none on ours.
1/20/2010 8:00 AM 0.40 M M M M this morning is sunny and bright with little cloud cover.
1/22/2010 8:30 AM 0.95 M M M M still raining steadily. 40' little or no wind
1/23/2010 8:00 AM 0.50 M M M M It has stopped raining and the skies are clearing. It was 40' at 8 this morning.
1/28/2010 8:00 AM 0.24 M M M M It's still raining here. Will post again in the morning
2/3/2010 8:36 AM 0.15 M M M M Still raining steadily. Slight breeze from the East.
2/7/2010 8:30 AM 0.44 M M M M
2/11/2010 8:30 AM 0.47 M M M M
2/14/2010 8:10 AM 0.00 0.0 M M M
2/15/2010 8:00 AM 0.00 0.0 M M M
2/16/2010 6:50 AM 0.00 0.0 M M M
2/17/2010 7:45 AM 0.00 0.0 M M M Dry and Sunny, no wind
2/20/2010 8:00 AM 0.00 0.0 M M M
2/22/2010 7:30 AM 0.20 M M M M More rain on the way today.
2/23/2010 8:00 AM 0.08 M M M M
2/28/2010 8:00 AM 0.26 M M M M
3/1/2010 7:45 AM 0.39 M M M M
3/5/2010 7:00 AM 0.00 0.0 M M M
7/12/2010 8:30 AM 0.34 M M M M Rain - at last!
7/18/2010 8:00 AM 0.80 M M M M Two showers, one gave me .75 the other.05
7/20/2010 8:00 AM 0.16 M M M M
7/27/2010 8:00 AM 0.12 M M M M
7/29/2010 8:00 AM 0.32 M M M M
7/30/2010 8:00 AM 0.00 0.0 M M M
7/31/2010 7:00 AM 1.00 M M M M
8/25/2010 8:00 AM 0.71 M M M M
8/27/2010 8:00 AM 0.24 M M M M
8/29/2010 8:00 AM 0.51 M M M M
8/30/2010 7:00 AM 0.02 M M M M This morning everything is dripping, and the dew is unusually heavy. Everything growing in the ground is on overtime. We've not had this much rain in several years and we are finding things growing that we didn't even know were planted!



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/25/2009 11/04/2009 12:00 AM 11 0.00 M M It's very dry today, no clouds in sight. Temps are expected to be in the high 80's and overnight in the low 40's. No breeze at all at this time.
11/5/2009 11/30/2009 12:00 AM 26 0.00 M M
1/23/2010 1/25/2010 8:00 AM 3 0.40 M M
2/11/2010 2/13/2010 8:10 AM 3 0.00 M M
2/24/2010 2/27/2010 12:00 AM 4 0.00 M M
2/28/2010 3/11/2010 9:45 AM 12 1.19 M M Trace of snow in a few places this morning. Not enough to cover the ground, very spotty.
3/6/2010 4/02/2010 12:00 AM 28 0.00 M M
4/3/2010 4/29/2010 8:00 AM 27 0.35 M M
4/30/2010 5/10/2010 7:20 AM 11 0.00 M M
5/1/2010 7/12/2010 8:30 AM 73 0.00 M M
8/1/2010 8/24/2010 8:30 AM 24 1.35 M M Sorry for the lack of reports. Had a computer meltdown.
8/31/2010 9/23/2010 8:30 AM 24 0.25 M M
9/24/2010 12/20/2010 9:00 AM 88 0.10 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