PRIEST RAPIDS DAM, WASHINGTON

Period of Record General Climate Summary - Precipitation

Station:(456747) PRIEST RAPIDS DAM
From Year=1956 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 0.90 2.71 1970 0.00 1991 0.75 22/1999 7 3 0 0 2.6 13.1 1988
February 0.67 2.12 1958 0.00 1964 1.00 29/2000 6 2 0 0 0.8 8.5 1959
March 0.62 1.99 1957 0.02 1968 1.02 23/1967 6 2 0 0 0.1 1.0 1960
April 0.49 2.03 1995 0.00 1973 1.07 28/1995 4 2 0 0 0.0 0.0 1957
May 0.41 1.33 1972 0.00 1958 0.88 12/1970 4 1 0 0 0.0 0.0 1957
June 0.41 2.46 1991 0.00 1979 1.00 20/1991 4 1 0 0 0.0 0.0 1957
July 0.19 1.19 1993 0.00 1959 0.98 18/1987 2 0 0 0 0.0 0.0 1957
August 0.25 1.22 1977 0.00 1959 0.88 30/1977 2 1 0 0 0.0 0.0 1957
September 0.29 1.30 1977 0.00 1961 0.68 13/1980 2 1 0 0 0.0 0.0 1957
October 0.48 1.92 1957 0.00 1963 0.97 02/1957 4 2 0 0 0.0 0.0 1957
November 1.01 2.87 1983 0.00 1976 1.35 19/1996 8 3 0 0 0.5 10.5 1985
December 1.18 3.76 1996 0.03 1956 1.50 09/1987 8 4 0 0 1.9 20.2 1964
Annual 6.90 11.62 1995 3.28 1976 1.50 19871209 58 23 2 0 5.9 22.4 1964
Winter 2.75 5.69 1970 0.44 1957 1.50 19871209 22 9 1 0 5.3 18.6 1988
Spring 1.52 4.14 1957 0.11 1973 1.07 19950428 14 5 0 0 0.1 1.0 1960
Summer 0.85 2.63 1991 0.04 1996 1.00 19910620 7 2 0 0 0.0 0.0 1957
Fall 1.78 4.40 1973 0.05 1976 1.35 19961119 15 6 1 0 0.5 10.5 1985
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