Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
Mean Max. Temperature (F) | 21.6 | 28.7 | 40.4 | 56.6 | 69.3 | 77.6 | 81.9 | 79.6 | 71.5 | 59.4 | 40.2 | 25.9 | 54.4 |
Highest Mean Max. Temperature (F) | 35.1 | 40.8 | 50.8 | 66.9 | 78.5 | 86.0 | 89.3 | 85.0 | 78.3 | 65.3 | 52.3 | 35.3 | 89.3 |
Year Highest Occurred | 1990 | 1987 | 2000 | 1987 | 1977 | 1988 | 1988 | 1988 | 1998 | 1973 | 1999 | 1998 | 1988 |
Lowest Mean Max. Temperature (F) | 8.8 | 18.9 | 31.5 | 46.3 | 63.7 | 71.9 | 74.7 | 73.6 | 63.5 | 54.6 | 30.6 | 12.9 | 8.8 |
Year Lowest Occurred | 1977 | 1979 | 1975 | 1975 | 1983 | 1993 | 1992 | 1987 | 1993 | 1972 | 1991 | 1983 | 1977 |
Mean Temperature (F) | 12.2 | 19.0 | 30.8 | 45.1 | 57.6 | 66.2 | 70.6 | 68.2 | 59.8 | 48.2 | 31.7 | 17.6 | 43.9 |
Highest Mean Temperature (F) | 25.1 | 30.8 | 39.7 | 53.1 | 66.6 | 72.1 | 76.0 | 72.8 | 65.4 | 55.3 | 40.9 | 25.9 | 76.0 |
Year Highest Occurred | 1990 | 1998 | 2000 | 1977 | 1977 | 1988 | 1974 | 1995 | 1998 | 1973 | 1999 | 1997 | 1974 |
Lowest Mean Temperature (F) | -0.1 | 7.4 | 22.7 | 37.4 | 51.9 | 59.3 | 64.0 | 63.6 | 53.7 | 43.4 | 23.1 | 2.3 | -0.1 |
Year Lowest Occurred | 1977 | 1979 | 1975 | 1975 | 1983 | 1982 | 1992 | 1987 | 1993 | 1987 | 1991 | 1983 | 1977 |
Mean Min. Temperature (F) | 2.7 | 9.3 | 21.2 | 33.5 | 45.8 | 54.8 | 59.3 | 56.8 | 48.0 | 36.9 | 23.2 | 9.2 | 33.4 |
Highest Mean Min. Temperature (F) | 15.1 | 24.4 | 32.3 | 41.7 | 54.8 | 61.6 | 64.4 | 63.1 | 52.4 | 45.5 | 29.4 | 19.4 | 64.4 |
Year Highest Occurred | 1990 | 1998 | 1973 | 1977 | 1977 | 1971 | 1974 | 1995 | 1998 | 1971 | 1999 | 1997 | 1974 |
Lowest Mean Min. Temperature (F) | -10.9 | -4.2 | 12.3 | 27.2 | 39.0 | 45.3 | 53.2 | 51.5 | 39.1 | 31.7 | 15.4 | -8.4 | -10.9 |
Year Lowest Occurred | 1982 | 1979 | 1984 | 1982 | 1984 | 1982 | 1992 | 1985 | 1984 | 1988 | 1985 | 1983 | 1982 |
Mean Precipitation (in.) | 1.06 | 0.76 | 1.97 | 2.99 | 3.88 | 4.51 | 4.55 | 4.79 | 3.93 | 2.49 | 2.37 | 1.12 | 34.42 |
Highest Precipitation (in.) | 2.59 | 2.58 | 6.96 | 7.73 | 7.46 | 8.52 | 14.26 | 8.54 | 10.35 | 5.33 | 6.19 | 2.75 | 14.26 |
Year Highest Occurred | 1975 | 1981 | 1998 | 1975 | 1973 | 1990 | 1987 | 1993 | 1992 | 1995 | 1975 | 1982 | 1987 |
Lowest Precipitation (in.) | 0.17 | 0.05 | 0.27 | 0.37 | 0.88 | 0.54 | 0.84 | 1.53 | 1.03 | 0.41 | 0.13 | 0.15 | 0.05 |
Year Lowest Occurred | 1981 | 1987 | 1981 | 1987 | 1992 | 1988 | 1975 | 1971 | 1974 | 1976 | 1976 | 1998 | 1987 |
Heating Degree Days (F) | 1638. | 1288. | 1059. | 599. | 267. | 72. | 24. | 41. | 186. | 523. | 999. | 1472. | 8168. |
Cooling Degree Days (F) | 0. | 0. | 0. | 1. | 36. | 108. | 196. | 140. | 28. | 1. | 0. | 0. | 510. |