SHEMYA USAF BASE, ALASKA

Period of Record General Climate Summary - Precipitation

Station:(508419) SHEMYA USAF BASE
From Year=1949 To Year=1995
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 2.52 5.63 1987 1.22 1988 1.23 02/1987 22 8 1 0 16.5 57.0 1987
February 2.02 4.51 1950 0.73 1968 1.56 26/1954 20 6 0 0 14.4 32.6 1954
March 2.04 4.86 1953 0.42 1961 1.44 30/1954 20 6 1 0 11.1 25.3 1994
April 1.79 4.46 1959 0.34 1962 1.55 08/1950 17 5 1 0 5.0 13.1 1964
May 1.86 5.49 1954 0.69 1993 1.39 15/1954 16 5 1 0 1.2 5.9 1954
June 1.84 4.67 1993 0.14 1981 1.88 18/1993 14 5 1 0 0.0 0.0 1950
July 2.76 8.71 1967 0.60 1959 1.89 23/1987 15 7 1 0 0.0 0.0 1950
August 3.45 9.36 1990 0.39 1958 2.24 19/1963 17 8 2 1 0.0 0.0 1950
September 2.92 5.06 1964 0.58 1958 2.08 12/1993 18 7 2 0 0.0 0.0 1949
October 3.70 8.59 1962 0.50 1958 5.20 11/1962 22 9 2 0 0.6 3.0 1964
November 3.79 7.99 1975 0.95 1950 2.46 23/1994 23 10 2 1 8.8 27.1 1953
December 3.04 6.00 1965 0.97 1951 1.57 14/1987 23 10 1 0 16.4 48.7 1993
Annual 31.75 44.85 1952 15.45 1951 5.20 19621011 227 86 13 3 74.0 160.4 1987
Winter 7.59 13.24 1987 4.17 1968 1.57 19871214 64 24 2 0 47.3 99.3 1987
Spring 5.69 10.98 1954 3.01 1968 1.55 19500408 53 17 2 0 17.2 32.7 1985
Summer 8.05 13.26 1990 2.30 1951 2.24 19630819 46 19 4 1 0.0 0.0 1950
Fall 10.41 19.43 1975 2.75 1958 5.20 19621011 64 27 5 1 9.4 24.9 1975
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