Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
Mean Max. Temperature (F) | 21.8 | 29.5 | 41.0 | 57.2 | 70.7 | 78.0 | 81.6 | 79.3 | 70.1 | 58.3 | 39.4 | 25.5 | 54.4 |
Highest Mean Max. Temperature (F) | 33.3 | 39.9 | 50.9 | 67.3 | 79.9 | 84.8 | 89.2 | 84.1 | 77.9 | 64.4 | 50.2 | 33.6 | 89.2 |
Year Highest Occurred | 1990 | 1987 | 2000 | 1987 | 1977 | 1988 | 1988 | 1976 | 1998 | 1973 | 1999 | 1998 | 1988 |
Lowest Mean Max. Temperature (F) | 11.8 | 20.8 | 33.4 | 48.9 | 63.7 | 72.3 | 74.1 | 74.5 | 63.9 | 52.3 | 30.4 | 14.8 | 11.8 |
Year Lowest Occurred | 1977 | 1989 | 1996 | 1975 | 1974 | 1993 | 1992 | 1985 | 1993 | 1987 | 1995 | 1983 | 1977 |
Mean Temperature (F) | 10.9 | 18.0 | 29.9 | 44.4 | 57.1 | 65.1 | 69.4 | 67.2 | 58.4 | 47.2 | 31.1 | 16.4 | 42.9 |
Highest Mean Temperature (F) | 23.7 | 31.2 | 39.3 | 51.5 | 65.0 | 69.6 | 74.2 | 71.6 | 64.9 | 52.8 | 40.0 | 25.6 | 74.2 |
Year Highest Occurred | 1990 | 1998 | 2000 | 1987 | 1977 | 1988 | 1988 | 1995 | 1998 | 1971 | 1999 | 1997 | 1988 |
Lowest Mean Temperature (F) | 0.2 | 8.3 | 21.3 | 37.4 | 51.4 | 59.6 | 63.1 | 62.8 | 52.5 | 41.2 | 23.5 | 3.9 | 0.2 |
Year Lowest Occurred | 1982 | 1989 | 1975 | 1975 | 1997 | 1982 | 1992 | 1977 | 1974 | 1976 | 1995 | 1983 | 1982 |
Mean Min. Temperature (F) | 0.0 | 6.4 | 18.8 | 31.5 | 43.4 | 52.2 | 57.2 | 55.1 | 46.7 | 36.0 | 22.7 | 7.2 | 31.4 |
Highest Mean Min. Temperature (F) | 14.0 | 22.7 | 28.5 | 37.0 | 50.1 | 58.3 | 61.7 | 61.1 | 51.9 | 42.6 | 29.8 | 18.7 | 61.7 |
Year Highest Occurred | 1990 | 1998 | 1973 | 1986 | 1977 | 1991 | 1999 | 1995 | 1998 | 1971 | 1999 | 1997 | 1999 |
Lowest Mean Min. Temperature (F) | -13.5 | -6.0 | 8.2 | 25.9 | 37.7 | 45.6 | 52.1 | 49.0 | 38.3 | 27.9 | 13.5 | -7.1 | -13.5 |
Year Lowest Occurred | 1982 | 1978 | 1975 | 1975 | 1971 | 1982 | 1992 | 1977 | 1974 | 1976 | 1976 | 1983 | 1982 |
Mean Precipitation (in.) | 0.86 | 0.66 | 1.43 | 2.20 | 3.10 | 3.98 | 4.22 | 4.64 | 3.68 | 2.58 | 1.87 | 0.84 | 30.06 |
Highest Precipitation (in.) | 2.07 | 2.68 | 2.93 | 4.02 | 6.88 | 7.36 | 9.59 | 10.08 | 8.10 | 5.89 | 5.62 | 2.30 | 10.08 |
Year Highest Occurred | 1996 | 1981 | 1998 | 1992 | 1991 | 1984 | 1986 | 1995 | 1980 | 1995 | 1991 | 1982 | 1995 |
Lowest Precipitation (in.) | 0.05 | 0.06 | 0.33 | 0.23 | 0.49 | 1.27 | 0.86 | 1.14 | 0.65 | 0.56 | 0.19 | 0.13 | 0.05 |
Year Lowest Occurred | 1981 | 1988 | 1987 | 1997 | 1976 | 1987 | 1975 | 1976 | 2000 | 1976 | 1981 | 1974 | 1981 |
Heating Degree Days (F) | 1678. | 1317. | 1088. | 621. | 286. | 83. | 27. | 53. | 218. | 555. | 1018. | 1508. | 8452. |
Cooling Degree Days (F) | 0. | 0. | 0. | 1. | 38. | 85. | 164. | 121. | 20. | 0. | 0. | 0. | 429. |