Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
Mean Max. Temperature (F) | 21.3 | 28.4 | 40.4 | 56.6 | 70.2 | 78.5 | 82.6 | 79.9 | 70.4 | 57.9 | 40.0 | 25.9 | 54.3 |
Highest Mean Max. Temperature (F) | 33.8 | 39.2 | 51.5 | 65.8 | 78.9 | 85.4 | 90.9 | 85.2 | 79.3 | 65.2 | 51.4 | 35.2 | 90.9 |
Year Highest Occurred | 1990 | 1998 | 2000 | 1987 | 1977 | 1988 | 1988 | 1988 | 1998 | 1973 | 1999 | 1998 | 1988 |
Lowest Mean Max. Temperature (F) | 9.3 | 19.1 | 32.6 | 48.1 | 62.6 | 73.0 | 75.0 | 75.9 | 63.1 | 52.4 | 31.7 | 12.5 | 9.3 |
Year Lowest Occurred | 1977 | 1979 | 1975 | 1975 | 1983 | 1993 | 1992 | 1979 | 1993 | 1987 | 1991 | 1983 | 1977 |
Mean Temperature (F) | 11.9 | 18.6 | 30.7 | 45.0 | 58.0 | 66.8 | 71.4 | 69.0 | 59.4 | 47.3 | 31.8 | 17.6 | 44.0 |
Highest Mean Temperature (F) | 23.6 | 31.6 | 39.7 | 51.9 | 66.2 | 71.6 | 76.2 | 73.8 | 65.7 | 53.8 | 39.3 | 26.9 | 76.2 |
Year Highest Occurred | 1990 | 1998 | 1973 | 1977 | 1977 | 1991 | 1988 | 1995 | 1998 | 1973 | 1999 | 1997 | 1988 |
Lowest Mean Temperature (F) | -0.7 | 8.4 | 22.5 | 38.7 | 52.2 | 61.9 | 65.5 | 65.1 | 53.3 | 41.3 | 24.2 | 4.6 | -0.7 |
Year Lowest Occurred | 1977 | 1989 | 1975 | 1975 | 1983 | 1982 | 1992 | 1992 | 1993 | 1988 | 1991 | 1983 | 1977 |
Mean Min. Temperature (F) | 2.5 | 8.7 | 20.9 | 33.4 | 45.7 | 55.0 | 60.2 | 58.1 | 48.4 | 36.6 | 23.5 | 9.3 | 33.5 |
Highest Mean Min. Temperature (F) | 13.4 | 24.0 | 30.9 | 39.7 | 53.5 | 61.3 | 64.0 | 64.3 | 53.4 | 44.4 | 29.7 | 20.2 | 64.3 |
Year Highest Occurred | 1990 | 1998 | 1973 | 1977 | 1977 | 1991 | 1983 | 1995 | 1978 | 1971 | 1998 | 1997 | 1995 |
Lowest Mean Min. Temperature (F) | -10.7 | -2.9 | 12.3 | 28.4 | 40.0 | 49.8 | 55.6 | 53.6 | 40.9 | 29.9 | 14.0 | -4.4 | -10.7 |
Year Lowest Occurred | 1977 | 1989 | 1975 | 1996 | 1971 | 1982 | 1971 | 1977 | 1974 | 1988 | 1976 | 1985 | 1977 |
Mean Precipitation (in.) | 1.04 | 0.80 | 1.86 | 2.91 | 3.69 | 4.27 | 3.94 | 4.68 | 3.74 | 2.24 | 1.92 | 1.03 | 32.12 |
Highest Precipitation (in.) | 2.38 | 2.36 | 6.03 | 6.06 | 9.16 | 10.42 | 8.54 | 11.64 | 10.85 | 5.40 | 7.52 | 2.46 | 11.64 |
Year Highest Occurred | 1971 | 1998 | 1998 | 1975 | 1973 | 1990 | 1987 | 1980 | 1986 | 1984 | 1991 | 1984 | 1980 |
Lowest Precipitation (in.) | 0.10 | 0.09 | 0.29 | 0.65 | 0.79 | 1.00 | 0.94 | 1.62 | 0.19 | 0.29 | 0.07 | 0.26 | 0.07 |
Year Lowest Occurred | 1981 | 1987 | 1978 | 1987 | 1992 | 1983 | 1974 | 1976 | 1976 | 1976 | 1976 | 1997 | 1976 |
Heating Degree Days (F) | 1647. | 1301. | 1064. | 601. | 263. | 58. | 16. | 31. | 197. | 551. | 997. | 1470. | 8196. |
Cooling Degree Days (F) | 0. | 0. | 0. | 1. | 44. | 111. | 214. | 155. | 28. | 1. | 0. | 0. | 554. |