SHEMYA USAF BASE, ALASKA

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(508419)

File last updated on Jun 7, 2013
*** Note *** Provisional Data *** After Year/Month 199503
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.
YEAR(S) JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1949 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 54.00 51.00 47.00 40.00 54.00
1950 41.00 40.00 39.00 41.00 44.00 57.00 54.00 57.00 56.00 49.00 44.00 46.00 57.00
1951 41.00 39.00 39.00 42.00 45.00 a 49.00 53.00 58.00 58.00 51.00 43.00 42.00 58.00
1952 42.00 38.00 39.00 41.00 46.00 46.00 58.00 56.00 53.00 51.00 44.00 43.00 58.00
1953 38.00 34.00 38.00 41.00 42.00 50.00 57.00 56.00 52.00 50.00 44.00 37.00 57.00
1954 38.00 39.00 41.00 41.00 44.00 46.00 ----- z ----- z ----- z ----- z ----- z ----- z 46.00
1955 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1956 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1957 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1958 ----- z ----- z ----- z ----- z ----- z ----- z 58.00 ----- z 54.00 50.00 44.00 39.00 58.00
1959 41.00 40.00 38.00 41.00 44.00 46.00 60.00 56.00 57.00 52.00 42.00 44.00 60.00
1960 42.00 39.00 40.00 43.00 46.00 52.00 57.00 58.00 55.00 53.00 46.00 38.00 58.00
1961 38.00 38.00 36.00 42.00 44.00 46.00 57.00 54.00 53.00 48.00 44.00 40.00 57.00
1962 40.00 39.00 41.00 43.00 46.00 54.00 54.00 54.00 53.00 51.00 45.00 41.00 54.00
1963 40.00 39.00 42.00 43.00 44.00 50.00 55.00 55.00 53.00 52.00 47.00 41.00 55.00
1964 40.00 b 38.00 40.00 41.00 45.00 49.00 50.00 59.00 50.00 47.00 47.00 42.00 59.00
1965 39.00 40.00 39.00 42.00 46.00 50.00 55.00 53.00 51.00 49.00 45.00 43.00 55.00
1966 40.00 40.00 39.00 41.00 45.00 50.00 54.00 56.00 55.00 51.00 47.00 42.00 56.00
1967 42.00 38.00 39.00 40.00 48.00 51.00 54.00 59.00 55.00 49.00 43.00 44.00 59.00
1968 40.00 39.00 41.00 41.00 46.00 49.00 60.00 56.00 58.00 51.00 41.00 42.00 60.00
1969 44.00 40.00 40.00 41.00 44.00 48.00 60.00 58.00 56.00 49.00 47.00 38.00 60.00
1970 39.00 38.00 38.00 40.00 45.00 51.00 52.00 59.00 55.00 50.00 46.00 42.00 59.00
1971 37.00 38.00 39.00 40.00 44.00 48.00 50.00 52.00 51.00 47.00 46.00 42.00 52.00
1972 37.00 41.00 41.00 41.00 48.00 50.00 59.00 60.00 55.00 48.00 42.00 40.00 60.00
1973 39.00 38.00 38.00 40.00 d ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 40.00
1974 ----- z ----- z ----- z ----- z 46.00 52.00 54.00 54.00 54.00 51.00 45.00 40.00 54.00
1975 39.00 37.00 37.00 40.00 42.00 50.00 51.00 58.00 56.00 52.00 45.00 40.00 58.00
1976 40.00 39.00 38.00 41.00 45.00 49.00 52.00 53.00 53.00 49.00 44.00 40.00 53.00
1977 36.00 37.00 36.00 41.00 46.00 53.00 56.00 61.00 59.00 51.00 ----- z ----- z 61.00
1978 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 55.00 54.00 51.00 46.00 40.00 55.00
1979 37.00 38.00 39.00 41.00 43.00 48.00 53.00 59.00 52.00 48.00 45.00 40.00 59.00
1980 38.00 35.00 39.00 40.00 45.00 44.00 56.00 54.00 55.00 48.00 44.00 40.00 56.00
1981 34.00 36.00 38.00 41.00 44.00 50.00 58.00 61.00 56.00 52.00 45.00 48.00 61.00
1982 40.00 44.00 40.00 44.00 47.00 50.00 56.00 56.00 54.00 53.00 46.00 42.00 56.00
1983 40.00 37.00 39.00 40.00 44.00 47.00 56.00 59.00 54.00 54.00 46.00 41.00 59.00
1984 38.00 36.00 41.00 41.00 45.00 47.00 54.00 58.00 55.00 50.00 a 47.00 42.00 58.00
1985 36.00 39.00 39.00 42.00 45.00 49.00 57.00 53.00 56.00 50.00 47.00 38.00 57.00
1986 36.00 38.00 38.00 42.00 48.00 50.00 54.00 61.00 58.00 52.00 45.00 40.00 61.00
1987 38.00 36.00 43.00 42.00 46.00 50.00 50.00 53.00 53.00 52.00 43.00 40.00 53.00
1988 36.00 36.00 37.00 39.00 45.00 53.00 52.00 58.00 56.00 52.00 45.00 39.00 58.00
1989 40.00 40.00 40.00 42.00 47.00 51.00 64.00 ----- z 55.00 50.00 46.00 40.00 64.00
1990 39.00 38.00 39.00 45.00 48.00 49.00 59.00 56.00 56.00 53.00 48.00 44.00 59.00
1991 42.00 41.00 42.00 44.00 46.00 54.00 54.00 55.00 55.00 50.00 46.00 40.00 55.00
1992 36.00 39.00 37.00 ----- z ----- z 51.00 ----- z ----- z ----- z ----- z 48.00 42.00 51.00
1993 ----- z 40.00 ----- z 47.00 46.00 54.00 59.00 60.00 56.00 51.00 44.00 37.00 60.00
1994 40.00 40.00 41.00 42.00 45.00 48.00 52.00 ----- z 55.00 51.00 47.00 42.00 55.00
1995 36.00 38.00 40.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 40.00
Period of Record Statistics
MEAN 38.95 38.47 39.23 41.55 45.24 49.77 55.37 56.67 54.65 50.47 45.15 41.03 57.41
S.D. 2.18 1.83 1.61 1.55 1.50 2.64 3.24 2.57 1.99 1.69 1.69 2.26 2.37
SKEW -0.06 0.12 0.12 1.43 0.03 0.33 0.33 0.01 -0.12 -0.22 -0.41 0.73 -0.57
MAX 44.00 44.00 43.00 47.00 48.00 57.00 64.00 61.00 59.00 54.00 48.00 48.00 61.00
MIN 34.00 34.00 36.00 39.00 42.00 44.00 50.00 52.00 50.00 47.00 41.00 37.00 52.00
NO YRS 39 40 39 38 38 39 38 36 40 40 40 40 32