OMAK 2 NW, WASHINGTON

Period of Record General Climate Summary - Precipitation

Station:(456123) OMAK 2 NW
From Year=1931 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 1.34 3.31 1959 0.12 1977 1.90 20/1998 9 4 0 0 7.4 30.2 1964
February 1.15 3.39 1940 0.00 2005 1.09 10/1943 7 3 0 0 4.2 31.5 1938
March 0.88 2.93 1950 0.00 1936 0.72 10/1950 6 3 0 0 0.7 8.5 1997
April 0.95 2.72 1948 0.01 1931 1.25 27/1953 5 3 0 0 0.0 0.5 1937
May 0.97 4.42 1948 0.00 1938 1.75 27/1998 6 3 0 0 0.0 0.0 1931
June 1.15 4.55 1936 0.00 1932 2.21 02/1936 6 3 1 0 0.0 0.0 1931
July 0.58 4.65 1992 0.00 1932 2.04 23/1992 4 1 0 0 0.0 0.0 1931
August 0.51 2.88 1951 0.00 1931 1.15 28/1951 3 1 0 0 0.0 0.0 1931
September 0.54 2.71 1959 0.00 1932 1.43 13/1980 4 2 0 0 0.0 0.0 1931
October 0.90 2.91 1947 0.01 1978 1.08 24/1940 6 3 0 0 0.0 2.0 1933
November 1.39 3.76 1944 0.00 1976 0.94 11/1968 8 4 0 0 2.2 19.5 1955
December 1.84 5.01 2002 0.12 1936 1.90 01/1997 11 6 1 0 8.9 36.3 1931
Annual 12.21 20.85 1941 5.54 1949 2.21 19360602 74 37 5 1 23.5 61.3 1931
Winter 4.33 8.69 2003 1.34 1977 1.90 19971201 27 14 2 0 20.5 49.5 1938
Spring 2.81 7.34 1948 0.60 1934 1.75 19980527 17 9 1 0 0.7 8.5 1997
Summer 2.25 7.53 1992 0.03 1932 2.21 19360602 13 6 1 0 0.0 0.0 1931
Fall 2.84 7.03 1973 0.20 1936 1.43 19800913 18 9 1 0 2.3 19.5 1955
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