ALAMO DAM, ARIZONA

Period of Record General Climate Summary - Precipitation

Station:(020100) ALAMO DAM
From Year=1975 To Year=2012
Precipitation Total Snowfall
Mean High Year Low Year 1 Day Max. >=
0.01 in.		 >=
0.10 in.		 >=
0.50 in.		 >=
1.00 in.		 Mean High Year
in. in. - in. - in. dd/yyyy
or
yyyymmdd		 # Days # Days # Days # Days in. in. -
January 1.07 4.31 1993 0.00 1984 1.55 30/1980 4 3 1 0 0.0 0.0 1976
February 1.15 3.83 1993 0.00 1984 1.66 09/1993 4 3 1 0 0.1 2.7 1985
March 0.85 3.38 1991 0.00 1984 1.29 04/1983 4 2 1 0 0.0 0.0 1976
April 0.27 1.37 1988 0.00 1977 0.88 19/1995 2 1 0 0 0.0 0.0 1976
May 0.13 0.92 1982 0.00 1981 0.50 08/1976 1 0 0 0 0.0 0.0 1976
June 0.05 0.95 2000 0.00 1977 0.65 22/2000 0 0 0 0 0.0 0.0 1976
July 0.76 3.03 1999 0.00 1983 1.43 14/2012 3 2 0 0 0.0 0.0 1975
August 1.34 5.62 1982 0.00 1985 2.50 14/1984 5 3 1 0 0.0 0.0 1975
September 0.83 5.65 1983 0.00 1989 2.33 24/1983 3 2 1 0 0.0 0.0 1975
October 0.69 4.81 2004 0.00 1984 2.30 21/2004 2 2 0 0 0.0 0.0 1975
November 0.69 4.15 2004 0.00 1979 1.80 27/2008 2 1 1 0 0.0 0.0 1975
December 0.69 3.52 1984 0.00 1981 1.25 17/1978 3 2 0 0 0.0 0.0 1975
Annual 8.52 15.93 1978 2.24 2002 2.50 19840814 34 19 6 1 0.1 2.7 1985
Winter 2.91 11.02 1993 0.06 2006 1.66 19930209 12 7 2 0 0.1 2.7 1985
Spring 1.25 3.48 1992 0.00 1984 1.29 19830304 6 3 1 0 0.0 0.0 1976
Summer 2.16 6.40 1982 0.37 1977 2.50 19840814 8 5 1 0 0.0 0.0 1976
Fall 2.20 10.76 2004 0.08 2009 2.33 19830924 7 4 1 1 0.0 0.0 1975
Table updated on Oct 31, 2012
For monthly and annual means, thresholds, and sums:
Months with 5 or more missing days are not considered
Years with 1 or more missing months are not considered
Seasons are climatological not calendar seasons
Winter = Dec., Jan., and Feb. Spring = Mar., Apr., and May
Summer = Jun., Jul., and Aug. Fall = Sep., Oct., and Nov. 






Western Regional Climate Center, wrcc@dri.edu