WINTHROP 1 WSW, WASHINGTON

Period of Record General Climate Summary - Precipitation

Station:(459376) WINTHROP 1 WSW
From Year=1931 To Year=2006
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 2.04 5.15 1935 0.09 1977 4.16 21/1935 11 6 1 0 20.6 61.0 1935
February 1.41 3.56 1949 0.01 2005 1.51 16/1949 8 4 1 0 11.2 39.8 1949
March 0.93 3.48 1995 0.00 1942 1.17 05/1972 7 3 0 0 4.1 25.1 1951
April 0.77 2.78 1941 0.00 1935 1.19 24/2003 6 2 0 0 0.2 4.5 1955
May 0.97 4.26 1948 0.00 1938 1.45 29/1948 6 3 0 0 0.0 0.0 1931
June 1.10 4.23 1936 0.01 2003 1.98 02/1936 6 3 1 0 0.0 0.0 1931
July 0.60 3.52 1993 0.00 1937 2.58 29/1958 4 2 0 0 0.0 0.0 1931
August 0.60 3.35 1976 0.00 1931 1.25 31/1971 4 2 0 0 0.0 0.0 1931
September 0.56 2.73 1959 0.00 1942 1.08 14/1959 4 2 0 0 0.0 0.0 1932
October 0.93 3.13 2003 0.04 1987 1.59 24/1934 7 3 0 0 0.8 7.5 1933
November 1.90 5.28 1983 0.01 1936 1.65 24/1990 10 6 1 0 10.1 38.7 1955
December 2.49 7.17 1996 0.00 1937 2.16 29/1996 12 7 1 0 24.2 76.8 1996
Annual 14.27 24.11 1948 7.98 1939 4.16 19350121 84 42 6 1 71.2 146.5 1955
Winter 5.93 11.88 1969 1.25 1977 4.16 19350121 30 18 3 0 55.9 127.0 1969
Spring 2.66 6.55 1948 0.55 1947 1.45 19480529 18 8 1 0 4.3 25.1 1951
Summer 2.30 7.00 1993 0.11 2003 2.58 19580729 14 6 1 0 0.0 0.0 1931
Fall 3.38 6.80 1950 0.45 1987 1.65 19901124 21 10 2 0 10.9 42.7 1955
Table updated on Jul 28, 2006
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