OMAK, WASHINGTON

Period of Record General Climate Summary - Precipitation

Station:(456121) OMAK
From Year=1980 To Year=2012
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 1.03 2.45 1986 0.05 1989 0.70 22/1986 8 4 0 0 3.2 8.0 1982
February 0.96 2.23 1983 0.03 1988 0.68 22/1989 8 3 0 0 2.4 9.0 1985
March 1.27 2.14 1982 0.62 1981 1.15 01/1982 8 4 1 0 0.0 0.1 1991
April 0.74 2.12 1988 0.03 1985 1.05 18/1988 6 3 0 0 0.0 0.0 1981
May 1.13 4.22 1989 0.09 1986 1.26 27/1989 6 3 1 0 0.0 0.0 1981
June 1.16 3.03 1984 0.19 1986 1.81 30/1982 7 3 1 0 0.0 0.0 1981
July 0.74 2.69 2012 0.00 1985 1.64 21/2012 4 2 0 0 0.0 0.0 1981
August 0.50 2.61 1983 0.05 1986 1.80 10/1983 4 1 0 0 0.0 0.0 1981
September 0.49 2.21 1986 0.00 1987 0.66 23/1986 4 1 0 0 0.0 0.0 1981
October 0.54 1.77 1981 0.02 1988 0.98 06/1981 4 2 0 0 0.0 0.0 1981
November 1.78 3.95 1983 0.27 1990 1.20 18/1982 10 6 0 0 3.0 18.0 1984
December 1.47 4.63 1987 0.22 1989 1.28 05/1987 10 4 1 0 6.0 12.0 1981
Annual 11.83 19.60 1983 8.77 1988 1.81 19820630 80 35 5 1 14.6 28.0 1982
Winter 3.46 7.09 1983 0.91 1991 1.28 19871205 26 11 1 0 11.7 22.0 1982
Spring 3.15 5.94 1989 1.86 1985 1.26 19890527 21 9 2 0 0.0 0.0 1981
Summer 2.40 5.09 1983 0.79 1989 1.81 19820630 15 6 1 0 0.0 0.0 1981
Fall 2.82 4.63 1981 0.47 1987 1.20 19821118 18 9 1 0 3.0 18.0 1984
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