RITZVILLE 1 SSE, WASHINGTON

Period of Record General Climate Summary - Precipitation

Station:(457059) RITZVILLE
From Year=1899 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 1.37 4.15 2006 0.14 1949 1.02 03/1907 10 5 0 0 6.2 24.4 1950
February 1.09 3.73 1940 0.00 2005 1.10 01/1963 8 4 0 0 3.0 11.8 1986
March 1.01 2.56 1989 0.00 1899 0.97 27/2005 8 4 0 0 1.2 9.1 2002
April 0.81 3.01 1917 0.00 1903 0.90 17/1925 7 3 0 0 0.2 5.0 1900
May 0.90 3.19 2005 0.05 1922 1.62 10/2005 7 3 0 0 0.0 1.2 1903
June 0.81 3.96 1948 0.00 1902 1.55 01/1923 5 3 0 0 0.0 0.0 1900
July 0.34 3.81 1993 0.00 1905 1.74 23/1993 3 1 0 0 0.0 0.0 1900
August 0.38 2.13 1912 0.00 1901 1.39 21/1959 3 1 0 0 0.0 0.0 1900
September 0.52 2.55 1959 0.00 1903 1.48 07/1900 4 2 0 0 0.0 0.0 1901
October 0.92 3.94 1947 0.00 1901 0.85 19/1979 7 3 0 0 0.1 3.0 1919
November 1.54 4.17 1973 0.18 1939 0.90 07/1906 11 5 0 0 2.4 15.0 1973
December 1.66 3.64 1996 0.23 1901 1.86 13/1912 11 6 0 0 5.4 19.4 1983
Annual 11.34 18.41 1996 6.40 1976 1.86 19121213 83 39 3 0 18.4 45.1 2008
Winter 4.12 7.83 1907 0.93 1977 1.86 19121213 30 15 1 0 14.7 38.1 1993
Spring 2.72 5.86 1917 0.30 1924 1.62 20050510 21 9 1 0 1.3 9.1 2002
Summer 1.53 6.20 1948 0.11 1949 1.74 19930723 11 5 1 0 0.0 0.0 1900
Fall 2.97 6.92 1973 0.47 1904 1.48 19000907 21 10 1 0 2.4 15.0 1973
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