IRON MTN, CALIFORNIA

Period of Record General Climate Summary - Precipitation

Station:(044297) IRON MOUNTAIN
From Year=1935 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 0.53 3.15 1993 0.00 1947 1.33 22/2010 3 1 0 0 0.1 2.5 1937
February 0.44 3.15 2005 0.00 1942 1.34 08/2009 3 1 0 0 0.0 0.0 1939
March 0.37 3.18 1992 0.00 1935 1.10 02/1983 2 1 0 0 0.0 0.0 1940
April 0.12 1.66 1965 0.00 1935 0.93 04/1965 1 0 0 0 0.0 0.0 1940
May 0.05 0.55 1987 0.00 1935 0.44 04/1982 1 0 0 0 0.0 0.0 1944
June 0.02 1.24 1972 0.00 1935 1.08 07/1972 0 0 0 0 0.0 0.0 1940
July 0.27 1.75 1979 0.00 1940 1.46 26/2007 2 1 0 0 0.0 0.0 1941
August 0.40 2.31 2008 0.00 1937 1.65 29/1951 2 1 0 0 0.0 0.0 1943
September 0.24 2.45 1976 0.00 1937 2.98 06/1939 1 1 0 0 0.0 0.0 1943
October 0.29 2.08 1968 0.00 1935 2.08 04/1968 1 1 0 0 0.0 0.0 1935
November 0.21 1.08 1985 0.00 1937 0.99 06/1960 1 1 0 0 0.0 0.0 1945
December 0.49 2.43 1984 0.00 1939 1.46 18/1962 2 1 0 0 0.0 0.0 1944
Annual 3.45 7.94 1941 0.26 1956 2.98 19390906 19 9 2 0 0.1 1.0 1949
Winter 1.45 6.27 2005 0.00 1964 1.46 19621218 8 4 1 0 0.1 1.0 1949
Spring 0.55 3.77 1992 0.00 1935 1.10 19830302 4 2 0 0 0.0 0.0 1945
Summer 0.70 2.31 2008 0.00 1940 1.65 19510829 4 2 0 0 0.0 0.0 1947
Fall 0.74 2.55 1963 0.00 1937 2.98 19390906 4 2 0 0 0.0 0.0 1945
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