SNOQUALMIE PASS, WASHINGTON

Period of Record General Climate Summary - Precipitation

Station:(457781) SNOQUALMIE PASS
From Year=1931 To Year=1972
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 15.91 40.00 1953 4.23 1942 4.08 05/1969 20 18 11 5 106.9 265.0 1964
February 12.39 23.90 1961 3.74 1962 6.28 09/1951 17 15 9 4 81.1 190.5 1937
March 11.18 23.07 1932 1.80 1965 5.13 04/1950 19 16 8 4 78.0 222.0 1955
April 6.39 14.78 1937 1.14 1951 3.00 18/1938 15 12 5 2 27.2 87.4 1955
May 4.25 11.05 1936 0.36 1945 2.12 17/1936 13 10 3 1 5.1 30.3 1943
June 3.97 16.67 1937 0.00 1965 2.90 21/1937 11 8 3 1 0.1 2.0 1933
July 1.58 4.78 1955 0.05 1967 1.85 05/1961 6 4 1 0 0.1 3.0 1955
August 2.20 5.85 1968 0.00 1967 2.10 15/1950 8 5 2 0 0.0 0.0 1931
September 4.75 18.05 1959 0.44 1966 3.11 26/1959 10 7 3 1 0.2 5.0 1933
October 9.73 19.85 1967 1.83 1936 6.70 21/1934 14 12 7 3 6.7 44.0 1956
November 14.94 30.61 1932 2.82 1952 6.10 13/1932 18 16 10 5 43.5 114.0 1948
December 17.46 44.60 1933 7.64 1944 5.61 06/1933 22 19 12 6 91.5 196.7 1968
Annual 104.76 144.74 1933 77.23 1965 6.70 19341021 173 140 73 34 440.4 799.5 1964
Winter 45.77 75.33 1934 21.11 1941 6.28 19510209 59 52 32 16 279.5 540.5 1969
Spring 21.83 34.33 1960 7.37 1965 5.13 19500304 47 37 16 6 110.3 327.4 1955
Summer 7.75 21.20 1937 1.22 1967 2.90 19370621 24 16 5 2 0.2 3.0 1955
Fall 29.42 58.47 1959 17.73 1943 6.70 19341021 42 35 20 10 50.4 119.5 1948
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