HARTFORD WSO AIRPORT, CONNECTICUT

Monthly Average Temperature (Degrees Fahrenheit)

(063456)

File last updated on Oct 29, 2012
*** Note *** Provisional Data *** After Year/Month 201210
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
1954 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 67.66 61.15 57.19 41.57 a 31.52 51.82
1955 26.10 30.38 36.52 49.78 62.00 66.08 77.16 b 73.77 a 62.07 53.50 39.63 24.26 50.10
1956 28.89 30.71 30.31 42.88 54.83 d 68.41 a 69.81 69.60 58.30 51.15 41.97 a 33.32 48.35
1957 20.84 32.17 b 38.34 50.03 58.92 71.58 71.97 67.47 63.67 51.16 43.92 35.32 50.45
1958 25.76 22.39 37.45 48.17 55.03 62.78 71.56 70.19 61.88 49.65 42.00 21.94 47.40
1959 24.58 23.95 34.81 49.32 61.76 66.37 72.79 73.56 66.22 52.73 40.25 31.16 49.79
1960 26.00 33.03 28.31 49.42 59.95 67.60 70.31 70.68 62.00 50.79 43.03 22.63 48.65
1961 16.90 27.39 35.24 45.10 56.00 68.92 72.77 71.76 68.72 54.37 41.28 28.85 48.94
1962 25.24 23.30 37.19 48.45 a 58.85 68.33 68.90 69.21 59.97 50.90 37.43 22.48 47.52
1963 23.56 21.59 36.05 48.23 58.05 68.08 73.05 a 68.85 60.00 57.10 46.43 21.47 48.54
1964 27.08 25.83 37.66 48.73 62.61 68.30 75.00 68.10 63.00 51.27 43.22 29.68 50.04
1965 22.48 26.52 36.10 47.52 64.40 68.88 72.35 71.69 64.08 51.03 39.62 33.76 49.87
1966 26.40 28.79 39.15 46.85 56.40 70.67 75.81 73.39 63.38 51.87 46.22 31.82 50.90
1967 32.81 24.48 33.26 47.12 53.65 70.60 74.00 70.21 62.75 52.81 37.98 32.06 49.31
1968 21.05 25.72 39.89 52.37 58.19 67.37 75.11 70.79 64.93 54.68 38.88 25.42 49.53
1969 24.00 26.73 34.44 51.12 58.77 68.23 70.63 73.31 63.78 51.68 41.17 26.84 49.22
1970 16.79 28.18 35.06 48.93 61.50 67.82 75.18 73.76 65.37 54.89 44.12 26.71 49.86
1971 19.32 29.00 35.34 46.25 58.08 70.93 73.61 72.23 67.67 58.23 39.62 32.71 50.25
1972 27.94 25.93 34.60 44.25 60.13 65.85 73.77 71.02 64.28 48.82 38.68 30.77 48.84
1973 29.35 27.20 43.31 50.42 57.95 71.72 75.00 76.42 64.70 54.65 43.60 32.92 52.27
1974 28.16 26.98 36.74 50.67 56.58 67.23 73.73 72.68 63.32 47.23 40.67 30.65 49.55
1975 31.21 29.62 35.90 45.80 64.53 68.28 76.03 71.82 61.67 55.61 48.15 28.45 51.42
1976 19.47 34.78 40.24 53.32 58.42 72.62 72.37 70.95 62.38 49.85 38.28 24.73 49.78
1977 18.65 27.62 42.81 51.18 63.55 68.02 74.48 72.79 63.95 51.95 44.38 27.97 50.61
1978 23.60 22.12 35.10 48.10 59.87 69.23 71.90 69.95 58.63 48.97 38.55 29.24 47.94
1979 26.56 17.98 41.21 48.97 64.08 68.93 74.53 70.77 61.55 50.71 45.48 33.53 50.36
1980 27.60 24.28 35.19 49.18 61.00 66.40 74.19 73.19 64.93 50.29 37.88 24.53 49.06
1981 17.82 35.25 38.08 52.02 61.60 69.55 74.79 70.56 62.48 49.27 43.65 31.00 50.51
1982 18.76 29.18 36.71 45.77 61.35 64.95 74.34 69.44 63.03 51.44 45.82 35.92 49.72
1983 27.10 29.04 39.18 48.82 56.79 69.82 74.87 72.68 66.50 52.50 42.67 28.10 50.67
1984 21.79 34.26 31.39 47.98 55.90 69.78 71.73 73.18 59.82 55.23 41.52 35.73 49.86
1985 21.45 29.91 39.66 50.65 60.53 63.73 72.34 70.18 63.40 51.87 43.12 27.47 49.53
1986 27.37 26.16 38.65 50.92 61.68 66.00 72.32 69.47 61.78 51.35 38.28 33.08 49.76
1987 25.02 26.73 39.82 49.72 60.79 68.77 74.13 68.92 62.88 49.21 41.43 33.19 50.05
1988 23.10 28.33 38.45 47.33 59.71 66.67 75.19 74.50 62.22 47.56 42.32 29.21 49.55
1989 30.76 28.62 37.39 46.42 60.34 68.23 72.53 71.31 63.93 53.37 40.93 18.15 49.33
1990 34.63 33.02 40.18 49.23 56.73 68.95 74.42 73.29 63.95 57.40 44.45 36.68 52.74
1991 26.95 33.88 40.45 53.25 65.77 70.52 73.66 73.05 62.02 55.06 42.70 32.74 52.50
1992 28.55 30.29 34.55 46.33 58.42 66.40 69.89 69.06 62.53 49.16 40.58 31.15 48.91
1993 28.77 23.80 34.50 49.60 61.23 68.57 74.26 73.39 62.97 49.74 40.75 30.87 49.87
1994 18.76 23.21 36.11 50.88 58.24 71.12 77.13 70.03 63.67 52.60 46.05 35.02 50.23
1995 32.37 25.82 41.06 46.78 57.92 69.30 76.48 72.05 62.22 55.77 38.02 27.05 50.40
1996 25.08 27.62 34.31 49.58 58.31 69.30 71.16 71.84 62.87 51.08 38.05 35.81 49.58
1997 27.11 34.70 36.18 47.17 56.10 68.73 72.24 70.11 63.20 50.56 38.83 31.37 49.69
1998 32.55 36.18 40.29 49.87 62.90 66.95 72.87 73.53 65.68 52.53 41.53 36.74 52.64
1999 25.85 31.79 38.42 49.28 a 59.92 70.92 76.53 71.21 65.97 51.10 46.33 a 34.56 51.82
2000 24.03 31.03 43.61 47.73 59.52 67.72 69.55 69.56 62.10 51.79 41.52 a 25.35 49.46
2001 25.44 28.32 34.26 49.65 59.80 a 69.57 69.69 75.16 63.42 53.45 45.85 36.07 a 50.89
2002 33.95 34.59 39.02 51.93 57.13 67.30 75.13 73.89 66.67 50.19 40.38 29.85 51.67
2003 20.87 23.71 37.19 46.25 56.85 67.03 73.19 74.27 64.43 50.00 44.37 32.98 49.26
2004 18.66 29.45 38.89 49.58 61.48 66.77 72.05 71.60 64.93 51.40 42.43 30.37 49.80
2005 23.45 30.04 33.08 51.28 54.55 72.22 74.47 75.10 67.47 53.40 42.87 28.19 50.51
2006 33.03 29.95 37.74 51.20 58.74 69.02 76.55 71.98 63.05 51.95 46.80 38.03 52.34
2007 31.47 23.88 36.18 46.67 62.03 68.93 73.42 72.63 67.02 59.66 40.72 30.05 51.05
2008 29.45 29.60 37.44 51.75 57.56 70.67 75.53 70.03 64.95 51.03 41.28 32.21 50.96
2009 21.26 30.30 37.63 50.92 59.03 66.28 70.19 73.13 62.10 50.42 46.45 30.27 49.83
2010 27.48 31.00 45.02 54.68 63.32 70.63 77.13 73.42 67.53 53.31 42.53 28.53 52.88
2011 23.00 26.59 37.00 50.20 62.05 68.53 75.95 72.15 67.53 53.35 46.33 37.50 51.68
2012 31.58 35.74 47.08 51.95 63.82 68.27 76.23 74.11 64.37 55.25 k ----- z ----- z 57.02
Period of Record Statistics
MEAN 25.48 28.43 37.41 49.10 59.57 68.46 73.55 71.71 63.58 52.24 42.11 30.31 50.11
S.D. 4.61 3.98 3.38 2.35 2.78 1.98 2.13 2.00 2.22 2.62 2.77 4.41 1.25
SKEW -0.01 -0.05 0.22 -0.18 0.07 -0.29 -0.27 -0.06 0.11 0.70 0.20 -0.51 0.40
MAX 34.63 36.18 47.08 54.68 65.77 72.62 77.16 76.42 68.72 59.66 48.15 38.03 52.88
MIN 16.79 17.98 28.31 42.88 53.65 62.78 68.90 67.47 58.30 47.23 37.43 18.15 47.40
NO YRS 58 58 58 58 58 58 58 59 59 58 58 58 57