WHITE SWAN, WASHINGTON

Period of Record General Climate Summary - Precipitation

Station:(459191) WHITE SWAN
From Year=1948 To Year=1981
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 1.68 4.89 1970 0.07 1962 1.20 27/1954 8 4 1 0 11.9 51.0 1954
February 1.01 2.47 1975 0.00 1964 0.85 09/1961 6 3 0 0 3.8 16.7 1975
March 0.63 2.33 1971 0.00 1973 0.92 26/1971 4 2 0 0 1.5 11.0 1960
April 0.46 1.55 1974 0.00 1949 0.96 23/1960 3 1 0 0 0.0 0.0 1949
May 0.34 0.99 1953 0.00 1949 0.66 11/1951 3 1 0 0 0.0 0.0 1949
June 0.48 2.60 1948 0.00 1949 1.82 11/1948 3 1 0 0 0.0 0.0 1948
July 0.23 1.38 1958 0.00 1953 1.15 29/1958 1 1 0 0 0.0 0.0 1948
August 0.25 1.69 1968 0.00 1949 1.23 18/1975 2 1 0 0 0.0 0.0 1948
September 0.24 0.99 1973 0.00 1950 0.39 02/1971 2 1 0 0 0.0 0.0 1948
October 0.43 1.73 1950 0.00 1952 0.55 05/1957 3 2 0 0 0.0 1.5 1957
November 1.12 4.45 1973 0.00 1957 1.26 24/1960 6 3 0 0 2.6 21.5 1955
December 1.91 4.85 1964 0.12 1976 1.34 21/1955 9 6 1 0 11.8 45.1 1964
Annual 8.76 13.21 1980 4.87 1959 1.82 19480611 48 26 3 1 31.7 55.4 1950
Winter 4.59 8.67 1956 0.99 1977 1.34 19551221 22 13 2 0 27.5 76.0 1956
Spring 1.43 3.92 1971 0.02 1973 0.96 19600423 9 5 0 0 1.5 11.0 1960
Summer 0.95 3.34 1948 0.00 1973 1.82 19480611 6 3 0 0 0.0 0.0 1948
Fall 1.79 6.41 1973 0.20 1976 1.26 19601124 11 6 1 0 2.6 12.0 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