INDEX 1 SSE, WASHINGTON

Period of Record General Climate Summary - Precipitation

Station:(453909) INDEX
From Year=1894 To Year=1955
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 12.51 33.25 1953 3.00 1949 7.05 22/1944 17 15 8 5 23.3 64.0 1954
February 9.78 18.51 1932 3.43 1935 12.85 24/1940 14 12 7 4 16.8 58.5 1937
March 9.72 19.97 1932 3.61 1937 4.06 05/1932 16 14 7 3 6.3 27.5 1951
April 6.69 17.17 1940 1.17 1951 12.12 30/1940 12 10 4 2 0.4 4.0 1895
May 4.69 7.26 1955 1.17 1947 2.34 24/1929 12 10 3 1 0.0 0.0 1935
June 4.15 8.96 1937 0.42 1932 1.91 18/1937 11 9 3 1 0.0 0.0 1936
July 1.92 4.30 1954 0.02 1930 1.80 10/1954 5 4 1 0 0.0 0.0 1930
August 1.58 4.02 1905 0.03 1930 1.40 22/1952 5 3 1 0 0.0 0.0 1936
September 3.65 9.67 1931 0.48 1942 3.11 30/1953 8 6 3 1 0.0 0.0 1935
October 9.26 18.72 1955 1.94 1936 3.02 14/1951 13 11 7 3 0.4 4.0 1955
November 11.93 25.65 1904 1.55 1952 5.29 15/1942 16 14 8 5 2.8 14.5 1955
December 13.32 21.57 1953 5.55 1930 6.80 06/1939 20 18 10 4 9.4 48.0 1948
Annual 89.19 120.87 1953 60.30 1952 12.85 19400224 149 127 64 28 59.3 88.0 1954
Winter 35.60 53.42 1953 23.00 1949 12.85 19400224 50 46 25 12 49.5 135.6 1932
Spring 21.10 31.33 1932 15.09 1935 12.12 19400430 40 34 15 6 6.7 27.5 1951
Summer 7.65 16.14 1954 1.83 1938 1.91 19370618 21 16 6 1 0.0 0.0 1943
Fall 24.84 42.22 1955 4.96 1952 5.29 19421115 37 31 18 9 3.2 18.5 1955
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