MC NARY DAM, WASHINGTON

Period of Record General Climate Summary - Precipitation

Station:(455231) MC NARY DAM
From Year=1954 To Year=2008
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 1.07 2.82 1970 0.03 1977 0.92 26/1975 10 4 0 0 1.2 12.0 1957
February 0.75 1.80 1961 0.00 1988 0.70 01/1997 9 3 0 0 0.6 11.0 1993
March 0.68 2.06 1983 0.04 1994 0.58 02/1957 8 3 0 0 0.0 0.8 1993
April 0.56 1.89 1988 0.00 1956 1.13 21/1988 6 2 0 0 0.0 0.0 1955
May 0.62 2.10 1962 0.00 1966 1.01 16/1994 6 2 0 0 0.0 0.0 1955
June 0.45 1.22 1984 0.00 1986 0.65 06/2007 4 2 0 0 0.0 0.0 1955
July 0.19 1.00 1992 0.00 1960 0.62 01/1989 2 1 0 0 0.0 0.0 1955
August 0.31 1.62 1978 0.00 1955 0.88 14/1979 3 1 0 0 0.0 0.0 1955
September 0.32 1.79 1982 0.00 1964 0.83 26/1982 3 1 0 0 0.0 0.0 1955
October 0.60 3.64 1957 0.00 1987 2.12 01/1957 6 2 0 0 0.0 0.0 1954
November 1.09 3.23 1973 0.06 1993 1.68 19/1996 10 4 0 0 0.2 6.0 1977
December 1.12 3.79 1964 0.20 1997 1.02 22/1964 11 4 0 0 0.7 10.0 1972
Annual 7.76 13.58 1983 2.95 1967 2.12 19571001 78 27 1 0 2.7 14.0 1957
Winter 2.93 5.59 1970 0.90 1977 1.02 19641222 30 10 0 0 2.5 19.9 1973
Spring 1.86 3.72 1983 0.31 1968 1.13 19880421 20 7 0 0 0.0 0.8 1993
Summer 0.95 2.82 1978 0.09 1967 0.88 19790814 9 3 0 0 0.0 0.0 1955
Fall 2.02 5.22 1957 0.26 1976 2.12 19571001 19 7 0 0 0.2 6.0 1977
Table updated on Oct 31, 2012
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