RICHLAND, WASHINGTON

Period of Record General Climate Summary - Precipitation

Station:(457015) RICHLAND
From Year=1944 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 0.99 3.02 1970 0.10 1947 0.92 31/1997 10 4 0 0 2.6 20.5 1969
February 0.70 2.30 1961 0.00 1967 1.11 21/1956 7 3 0 0 1.5 11.4 1985
March 0.61 1.98 1957 0.03 1994 0.63 17/1954 7 2 0 0 0.3 3.2 1993
April 0.49 1.41 1993 0.00 1949 0.72 06/1969 6 2 0 0 0.0 0.0 1945
May 0.59 2.07 1945 0.01 1966 0.87 16/1994 6 2 0 0 0.0 0.0 1945
June 0.54 2.64 1948 0.00 1949 0.90 11/1948 5 2 0 0 0.0 0.0 1944
July 0.20 1.63 1998 0.00 1944 0.91 31/1998 2 1 0 0 0.0 0.0 1944
August 0.23 1.82 1977 0.00 1944 1.12 30/1977 3 1 0 0 0.0 0.0 1944
September 0.28 1.12 1959 0.00 1953 0.70 02/1971 3 1 0 0 0.0 0.0 1944
October 0.54 2.41 1947 0.00 1978 1.10 29/1982 5 2 0 0 0.0 0.3 1971
November 0.93 2.78 1973 0.07 1976 0.78 20/1966 9 3 0 0 0.6 13.0 1985
December 1.05 2.83 1973 0.13 1946 0.72 13/2003 10 4 0 0 2.2 12.7 1964
Annual 7.15 10.04 2010 2.98 1999 1.12 19770830 74 25 1 0 7.1 32.8 1985
Winter 2.74 5.86 1970 0.63 1947 1.11 19560221 28 10 0 0 6.2 34.6 1993
Spring 1.69 3.52 1989 0.15 1964 0.87 19940516 19 6 0 0 0.3 3.2 1993
Summer 0.96 3.71 1948 0.00 1949 1.12 19770830 9 3 0 0 0.0 0.0 1944
Fall 1.75 4.07 1973 0.17 1976 1.10 19821029 18 6 0 0 0.6 13.0 1985
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