SHEMYA USAF BASE, ALASKA

Monthly Average Maximum Temperature (Degrees Fahrenheit)

(508419)

File last updated on Apr 3, 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 49.50 44.03 37.63 34.84 41.50
1950 37.84 35.71 34.84 37.17 40.19 45.40 48.94 52.10 49.43 44.84 40.50 38.06 42.09
1951 35.06 35.14 35.26 36.63 39.87 a 45.30 47.84 52.77 51.60 45.45 40.10 36.84 41.82
1952 35.48 32.97 34.00 37.23 41.74 43.53 49.06 52.19 50.23 46.16 36.40 33.48 41.04
1953 32.65 30.39 33.74 37.37 39.19 43.40 49.65 51.00 49.73 44.23 38.20 32.87 40.20
1954 33.68 33.46 35.00 38.27 39.81 43.03 ----- z ----- z ----- z ----- z ----- z ----- z 37.21
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 48.26 ----- z 50.10 45.06 37.70 34.97 43.22
1959 36.13 33.14 34.42 38.13 40.19 42.67 49.23 53.10 52.27 45.84 38.23 34.10 41.45
1960 34.94 33.21 37.19 38.97 41.52 46.17 50.19 53.45 52.37 44.61 36.87 34.16 41.97
1961 33.52 34.25 32.52 38.47 40.68 43.30 47.06 50.29 50.33 44.97 37.43 35.00 40.65
1962 35.84 35.00 36.32 39.70 41.84 45.97 51.42 50.77 50.63 45.13 37.87 37.84 42.36
1963 37.13 36.21 36.94 38.77 42.10 45.90 48.77 50.23 50.20 45.71 40.40 35.42 42.31
1964 32.69 b 30.24 34.68 36.60 40.16 44.53 46.19 49.81 47.30 43.10 37.43 37.00 39.98
1965 33.55 35.14 35.26 38.53 41.32 45.03 48.13 50.68 48.53 45.10 40.57 36.58 41.54
1966 34.39 33.82 35.06 37.70 41.26 44.53 48.00 51.23 51.97 45.71 42.37 36.97 41.92
1967 34.71 33.61 36.65 37.90 42.65 45.70 49.26 53.35 50.33 44.90 38.70 35.71 41.96
1968 36.48 32.90 35.90 37.20 41.39 45.10 49.19 51.32 50.47 44.65 37.33 37.42 41.61
1969 35.42 33.07 34.77 37.33 41.26 45.17 51.03 53.61 52.57 45.16 39.50 34.06 41.91
1970 34.29 32.75 33.68 37.13 40.84 44.73 47.55 51.39 51.00 45.84 39.93 35.00 41.18
1971 33.19 31.21 33.29 37.20 40.06 44.13 46.39 48.77 48.57 44.03 39.87 35.61 40.19
1972 33.68 35.28 35.26 38.50 41.61 45.93 49.10 52.19 49.90 44.00 36.50 35.48 41.45
1973 32.35 33.07 34.94 35.77 d ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 34.03
1974 ----- z ----- z ----- z ----- z 41.39 46.83 49.45 51.10 51.47 45.81 39.17 33.03 44.78
1975 32.84 30.50 32.13 36.73 39.13 44.07 48.26 50.81 51.83 45.32 39.77 35.87 40.60
1976 35.81 33.31 33.84 35.60 40.94 43.57 47.35 49.48 49.03 43.29 37.87 33.65 40.31
1977 33.45 30.04 30.97 35.97 41.32 45.77 50.61 55.39 52.77 45.35 ----- z ----- z 42.16
1978 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 51.61 50.77 45.45 40.50 35.68 44.80
1979 33.03 35.25 35.16 38.20 40.81 44.23 48.29 51.32 49.30 43.29 37.23 34.45 40.88
1980 33.00 30.28 35.29 36.90 41.35 41.53 49.61 51.10 51.00 43.58 37.63 35.19 40.54
1981 29.42 32.46 33.16 37.40 41.55 44.60 51.68 55.39 52.97 47.71 40.43 36.65 41.95
1982 34.61 37.36 36.52 39.03 42.87 44.50 48.97 50.06 49.40 44.61 39.50 33.61 41.75
1983 32.81 32.93 35.35 37.80 40.58 43.97 49.03 51.87 49.87 47.03 37.53 37.06 41.32
1984 32.61 31.83 34.90 38.27 41.74 44.07 49.65 52.19 51.80 46.90 a 39.77 35.32 41.59
1985 33.26 33.43 31.74 36.77 39.65 44.00 47.32 49.94 50.37 47.48 40.80 34.90 40.80
1986 32.74 33.82 35.48 39.33 41.68 45.70 50.90 55.61 53.93 47.87 40.47 34.97 42.71
1987 31.61 32.32 36.87 38.00 41.58 44.57 47.58 48.90 49.87 45.42 38.23 34.23 40.77
1988 31.32 30.76 32.06 36.13 41.16 44.63 48.45 51.84 52.80 46.52 37.93 34.23 40.65
1989 33.29 35.25 35.90 39.73 41.87 44.80 51.42 ----- z 50.70 46.77 40.30 37.42 41.59
1990 33.35 32.25 35.84 40.17 43.10 45.43 51.68 52.87 50.60 46.35 42.97 39.26 42.82
1991 35.35 34.71 37.26 40.23 42.45 48.00 50.29 51.90 51.53 47.13 40.90 34.42 42.85
1992 32.10 34.31 34.06 ----- z ----- z 46.73 ----- z ----- z ----- z ----- z 39.63 35.87 37.12
1993 ----- z 37.18 ----- z 37.93 42.52 48.17 51.65 54.81 51.87 45.74 39.47 31.94 44.13
1994 34.42 35.96 33.94 38.60 41.06 45.03 48.32 ----- z 50.30 46.58 40.60 33.97 40.80
1995 31.00 33.71 36.74 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 33.82
Period of Record Statistics
MEAN 33.82 33.46 34.79 37.83 41.17 44.86 49.10 51.79 50.73 45.42 39.11 35.33 41.41
S.D. 1.73 1.89 1.56 1.18 0.97 1.34 1.48 1.74 1.39 1.22 1.58 1.57 0.80
SKEW 0.07 -0.03 -0.51 0.18 -0.21 0.20 0.14 0.57 0.05 0.06 0.24 0.29 0.00
MAX 37.84 37.36 37.26 40.23 43.10 48.17 51.68 55.61 53.93 47.87 42.97 39.26 42.85
MIN 29.42 30.04 30.97 35.60 39.13 41.53 46.19 48.77 47.30 43.10 36.40 31.94 39.98
NO YRS 39 40 39 38 38 39 38 36 40 40 40 40 32