OLYMPIA WSO AP, WASHINGTON

Period of Record General Climate Summary - Precipitation

Station:(456114) OLYMPIA WSO AP
From Year=1948 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 8.09 19.84 1953 0.29 1985 3.82 09/1990 20 15 6 2 7.3 58.7 1969
February 5.78 15.50 1999 0.22 1993 3.64 09/1951 17 12 4 1 3.7 27.4 1990
March 5.09 11.79 1997 0.48 1965 3.40 05/1972 18 13 3 1 1.9 20.6 1951
April 3.37 7.80 1991 0.37 1956 3.11 04/1991 15 9 2 0 0.1 2.2 1972
May 2.02 5.48 1984 0.19 1992 1.29 23/1973 11 6 1 0 0.0 0.0 1949
June 1.57 3.74 1984 0.05 1951 1.60 06/1985 9 4 1 0 0.0 0.0 1948
July 0.72 3.00 1983 0.00 1958 1.34 09/1995 5 2 0 0 0.0 0.0 1948
August 1.18 5.45 1968 0.00 1967 1.38 23/1977 6 3 1 0 0.0 0.0 1948
September 2.04 7.59 1978 0.00 1975 1.51 21/1972 8 5 1 0 0.0 0.0 1948
October 4.76 10.72 2003 0.39 1987 4.12 20/2003 14 10 3 1 0.0 0.0 1948
November 8.08 15.51 1962 1.37 1976 4.33 19/1962 19 14 6 2 1.3 14.8 1978
December 8.19 14.32 1970 2.50 1985 3.50 09/1956 21 15 6 2 3.9 21.4 1968
Annual 50.88 66.71 1950 29.92 1952 4.33 19621119 164 108 32 9 18.1 60.1 1969
Winter 22.06 40.74 1999 8.25 1977 3.82 19900109 59 41 15 5 14.9 81.5 1969
Spring 10.47 19.69 1997 5.98 1965 3.40 19720305 44 28 6 1 2.0 20.6 1951
Summer 3.47 8.77 1968 0.45 1970 1.60 19850606 19 10 2 0 0.0 0.0 1948
Fall 14.88 23.96 1962 3.37 1952 4.33 19621119 42 29 10 3 1.3 14.8 1978
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