KETCHIKAN, ALASKA

Monthly Average Temperature (Degrees Fahrenheit)

(504590)

File last updated on Jun 7, 2013
*** Note *** Provisional Data *** After Year/Month 201305
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 56.43 46.73 g 47.33 a 31.92 45.23
1950 20.73 37.25 40.05 42.23 47.05 c 58.48 56.81 58.97 55.57 45.77 34.95 38.76 f 45.26
1951 32.71 34.77 33.66 43.07 49.02 56.45 60.69 60.21 55.48 45.29 40.65 33.27 45.44
1952 28.30 h 36.52 a 37.35 41.37 49.16 52.52 59.48 58.92 53.52 51.03 42.22 38.97 47.37
1953 29.45 39.29 39.23 44.77 52.18 56.42 59.85 59.06 54.09 c 48.67 d 41.12 39.18 46.94
1954 30.60 34.95 37.95 38.47 51.07 h 52.65 55.29 61.05 56.47 47.53 46.83 37.39 45.38
1955 38.94 36.68 35.12 e 42.02 46.62 c 52.87 56.81 54.95 52.93 45.27 32.32 29.15 43.64
1956 34.58 32.86 36.98 44.45 50.97 52.73 58.84 57.81 52.92 43.82 c 40.37 36.52 45.24
1957 30.15 33.71 39.69 43.05 51.58 54.55 56.92 60.55 58.27 47.71 43.00 37.18 46.36
1958 41.79 40.00 40.68 47.02 52.76 62.18 63.81 58.37 53.15 47.15 38.48 39.58 48.75
1959 33.79 36.11 38.69 43.97 50.40 55.60 58.90 57.23 53.87 48.08 40.15 40.31 46.42
1960 37.18 ----- z 39.59 b 45.45 50.05 51.10 56.47 58.10 53.37 48.69 41.60 40.69 47.48
1961 39.87 38.41 40.81 44.38 51.00 54.78 61.05 61.27 54.23 46.44 38.63 35.77 47.22
1962 37.61 36.77 36.19 43.05 48.02 52.73 59.16 58.73 54.23 48.24 44.47 38.94 46.51
1963 35.89 43.50 39.55 44.17 50.98 52.55 58.81 61.74 56.68 47.56 36.02 39.06 47.21
1964 35.46 d 40.05 37.15 41.07 47.03 55.45 55.69 54.85 52.63 45.89 38.33 26.61 44.19
1965 32.60 36.73 39.94 43.22 46.18 51.87 58.94 59.58 56.55 47.95 38.87 35.92 45.69
1966 30.58 37.70 39.87 43.12 46.73 53.88 60.87 57.21 53.38 44.94 38.73 38.76 45.48
1967 36.11 38.86 35.32 43.32 49.16 58.92 57.26 60.85 55.60 47.71 40.77 36.44 46.69
1968 32.45 38.47 41.92 41.02 52.63 54.50 59.16 57.97 52.62 46.56 42.38 31.27 45.91
1969 21.73 35.91 39.18 43.77 51.92 60.02 55.45 54.71 54.42 48.56 43.47 41.92 45.92
1970 33.21 42.84 41.97 42.50 46.56 54.48 55.61 56.45 50.47 46.08 38.23 32.06 45.04
1971 28.76 36.00 35.27 39.75 44.66 50.65 59.85 57.85 51.95 43.18 38.83 29.08 a 42.99
1972 25.02 32.48 37.34 37.85 48.03 52.72 58.47 57.55 51.57 45.21 40.97 33.87 43.42
1973 33.03 36.48 39.66 44.95 47.35 50.17 53.85 54.47 52.15 42.89 30.52 36.06 43.47
1974 27.95 36.29 35.37 45.22 46.87 50.38 55.40 59.76 57.60 46.13 40.48 40.73 45.18
1975 33.26 29.95 36.61 43.08 48.53 52.67 57.29 56.73 54.23 45.15 36.22 35.15 44.07
1976 35.47 33.16 35.48 42.86 a 46.37 53.55 56.35 57.61 53.87 45.26 41.43 37.60 44.92
1977 35.79 41.95 38.58 43.75 50.03 54.23 58.02 63.55 53.25 45.42 34.15 27.77 45.54
1978 31.05 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 47.63 38.17 33.47 37.58
1979 29.90 a 30.20 a 40.11 43.88 47.52 52.45 i 59.19 61.55 a 55.38 a 49.00 a 41.81 f 36.43 a 45.32
1980 29.91 b 38.53 37.62 c 43.47 50.24 b 57.60 a ----- z 58.23 a ----- z 48.88 a 43.65 33.23 a 44.14
1981 43.69 ----- z 41.17 k 44.00 u ----- z 52.95 b 60.13 a 60.30 a 53.28 c 46.00 42.86 a 35.00 c 49.28
1982 26.47 b ----- z ----- z 39.66 b ----- z ----- z ----- z ----- z 54.07 c 45.45 a ----- z ----- z 41.41
1983 38.34 41.30 40.55 a 45.35 49.73 a 54.52 c 57.23 c 56.58 a 50.98 45.85 ----- z ----- z 48.04
1984 38.65 38.85 b 42.53 42.98 47.22 b 52.32 55.85 57.21 52.42 44.95 36.38 31.00 45.03
1985 ----- z ----- z ----- z ----- z ----- z ----- z 58.68 56.44 ----- z ----- z ----- z ----- z 57.56
1986 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 53.08 49.50 b 38.69 a 39.45 45.18
1987 37.91 b 40.43 a ----- z 43.27 49.03 a 53.35 59.65 60.18 53.53 47.58 42.52 38.25 a 47.79
1988 ----- z ----- z ----- z 43.28 49.03 53.32 55.89 58.19 52.27 48.15 41.85 35.92 48.65
1989 33.59 b 31.52 36.40 44.48 49.68 55.98 58.79 59.18 54.98 45.58 39.87 42.10 46.01
1990 34.26 32.16 40.12 a 45.25 50.85 54.83 60.21 59.94 53.70 43.26 34.57 31.68 45.07
1991 29.56 39.82 35.56 43.05 48.61 54.37 56.26 57.77 53.02 42.68 42.42 40.06 45.27
1992 39.89 38.52 40.21 43.05 48.85 55.68 58.44 58.24 49.00 43.58 41.70 32.50 45.81
1993 32.13 38.66 38.10 44.60 53.45 55.65 60.08 61.11 55.38 49.15 40.37 40.74 47.45
1994 40.23 30.25 41.27 46.93 50.48 56.15 59.98 62.37 54.32 47.15 37.60 35.44 46.85
1995 37.21 36.96 38.52 46.65 52.00 55.97 59.55 56.23 57.38 46.60 39.18 36.02 46.86
1996 27.10 36.78 38.69 43.38 47.77 52.95 57.26 57.03 50.60 45.28 a 36.27 37.28 v 44.83
1997 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1998 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1999 ----- z ----- z 37.03 41.28 44.60 52.36 a 56.53 57.10 50.35 45.71 40.43 37.94 46.33
2000 31.11 35.26 39.48 42.03 47.31 54.50 57.92 57.35 52.75 45.60 41.72 35.65 45.06
2001 39.82 34.52 37.52 41.65 45.32 52.90 56.35 58.40 53.07 44.97 38.07 35.02 44.80
2002 35.79 33.64 31.06 39.42 46.23 53.85 56.21 56.47 52.15 46.40 43.52 38.37 44.43
2003 38.60 35.68 35.61 43.02 46.74 53.98 57.10 57.08 53.03 46.69 35.45 36.66 44.97
2004 31.50 37.17 39.02 44.28 51.73 58.18 60.40 60.94 51.62 44.69 39.27 36.24 46.25
2005 33.53 35.71 40.19 45.35 53.10 56.78 56.65 59.11 52.43 45.11 38.97 38.00 46.25
2006 36.24 33.55 33.53 40.47 48.06 55.30 58.16 55.40 52.52 45.15 31.28 37.97 43.97
2007 35.13 36.18 36.29 41.68 47.29 54.25 57.42 58.35 52.27 44.48 37.98 32.10 44.45
2008 32.42 34.53 37.15 39.43 49.11 51.55 55.05 57.69 g 54.30 45.45 42.23 30.69 42.90
2009 33.21 32.25 34.16 42.25 49.06 55.85 61.47 59.08 52.05 45.29 38.92 31.77 44.61
2010 40.94 40.75 39.69 43.32 50.13 53.30 59.10 59.79 53.88 46.82 38.82 35.05 46.80
2011 34.65 32.00 37.34 40.97 48.92 55.02 56.84 56.71 53.77 45.84 36.37 36.56 44.58
2012 32.05 37.05 35.82 43.70 46.02 52.73 57.52 57.48 53.30 43.00 39.85 33.98 44.38
2013 37.92 38.91 37.26 41.75 50.21 g ----- z ----- z ----- z ----- z ----- z ----- z ----- z 38.96
Period of Record Statistics
MEAN 33.82 36.46 38.00 42.98 48.91 54.38 58.05 58.42 53.60 46.23 39.49 35.76 45.48
S.D. 4.72 3.21 2.38 1.97 2.22 2.36 1.94 2.01 1.85 1.80 3.37 3.60 1.23
SKEW -0.45 -0.06 -0.44 -0.39 0.14 0.87 0.31 0.22 0.31 0.20 -0.37 -0.46 0.14
MAX 43.69 43.50 42.53 47.02 53.45 62.18 63.81 63.55 58.27 51.03 47.33 42.10 48.75
MIN 20.73 29.95 31.06 37.85 44.60 50.17 53.85 54.47 49.00 42.68 30.52 26.61 42.99
NO YRS 57 54 55 58 55 56 57 57 59 60 58 57 44