JOHN MARTIN DAM, COLORADO

Period of Record General Climate Summary - Precipitation

Station:(054388) JOHN MARTIN DAM
From Year=1941 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 0.23 1.11 1960 0.00 1955 0.86 14/1960 2 1 0 0 2.2 19.0 1990
February 0.26 1.64 1987 0.00 1951 1.26 18/1971 2 1 0 0 1.5 11.7 1948
March 0.64 3.00 2009 0.00 1956 1.90 27/2009 4 2 0 0 2.4 22.0 1948
April 1.01 4.45 1942 0.00 1963 1.84 30/1978 4 2 1 0 0.2 7.0 1944
May 1.87 5.78 1977 0.00 1974 3.75 29/1964 6 4 1 0 0.0 1.0 1950
June 1.72 6.65 1995 0.00 1952 2.90 29/1995 6 4 1 0 0.0 0.0 1942
July 2.05 7.44 1990 0.22 2003 4.13 11/1990 7 4 1 0 0.0 0.0 1942
August 1.94 5.68 1997 0.03 1960 2.86 02/1999 6 4 1 1 0.0 0.0 1941
September 1.03 4.80 1988 0.00 1944 3.20 15/1988 4 2 1 0 0.0 0.0 1941
October 0.82 3.26 2006 0.00 1952 2.63 27/2006 3 2 0 0 0.2 6.0 1942
November 0.39 3.51 1946 0.00 1966 1.69 02/1998 2 1 0 0 1.5 37.4 1946
December 0.29 2.79 2006 0.00 1946 2.00 24/1982 2 1 0 0 1.6 14.9 2011
Annual 12.25 20.29 1990 6.59 1952 4.13 19900711 49 26 7 2 9.7 50.4 1946
Winter 0.78 3.57 1983 0.09 1957 2.00 19821224 7 2 0 0 5.3 28.8 1948
Spring 3.53 9.57 1944 0.97 1992 3.75 19640529 14 8 2 1 2.7 22.0 1948
Summer 5.71 11.97 1961 1.67 1964 4.13 19900711 19 11 4 1 0.0 0.0 1942
Fall 2.23 6.88 1941 0.06 1977 3.20 19880915 10 5 1 0 1.7 37.4 1946
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