| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 61.5 | 66.3 | 71.3 | 79.9 | 89.4 | 100.5 | 105.0 | 103.2 | 97.1 | 84.9 | 70.7 | 61.8 | 82.6 |
| Highest Mean Max. Temperature (F) | 68.6 | 73.4 | 83.2 | 88.1 | 97.9 | 105.7 | 108.1 | 107.4 | 103.7 | 94.1 | 79.1 | 70.6 | 108.1 |
| Year Highest Occurred | 1986 | 1991 | 1972 | 1989 | 1984 | 1974 | 1980 | 1995 | 1979 | 1988 | 1995 | 1980 | 1980 |
| Lowest Mean Max. Temperature (F) | 52.4 | 59.8 | 61.8 | 69.4 | 80.4 | 96.2 | 100.5 | 100.0 | 89.8 | 77.0 | 62.7 | 55.8 | 52.4 |
| Year Lowest Occurred | 1979 | 1993 | 1973 | 1975 | 1977 | 1991 | 1999 | 1989 | 1986 | 1972 | 1994 | 1987 | 1979 |
| Mean Temperature (F) | 49.9 | 53.8 | 57.9 | 64.9 | 74.3 | 84.6 | 90.9 | 89.2 | 82.1 | 70.0 | 57.3 | 49.9 | 68.7 |
| Highest Mean Temperature (F) | 55.1 | 59.1 | 66.2 | 72.8 | 80.9 | 89.2 | 94.7 | 92.9 | 85.9 | 77.2 | 63.9 | 56.5 | 94.7 |
| Year Highest Occurred | 1986 | 1991 | 1972 | 1989 | 1984 | 1981 | 1996 | 1996 | 1979 | 1988 | 1995 | 1980 | 1996 |
| Lowest Mean Temperature (F) | 43.4 | 49.9 | 50.9 | 56.9 | 67.7 | 80.5 | 87.0 | 85.8 | 75.2 | 65.1 | 51.0 | 44.4 | 43.4 |
| Year Lowest Occurred | 1979 | 1975 | 1973 | 1975 | 1977 | 1998 | 1987 | 1976 | 1985 | 1984 | 1994 | 1978 | 1979 |
| Mean Min. Temperature (F) | 38.2 | 41.2 | 44.4 | 49.9 | 59.1 | 68.7 | 76.7 | 75.2 | 67.0 | 55.0 | 43.8 | 37.9 | 54.8 |
| Highest Mean Min. Temperature (F) | 44.8 | 45.8 | 49.3 | 57.4 | 65.2 | 73.7 | 81.4 | 79.2 | 72.9 | 60.2 | 48.6 | 42.3 | 81.4 |
| Year Highest Occurred | 1980 | 1995 | 1972 | 1989 | 2000 | 1981 | 1996 | 1996 | 1997 | 1988 | 1995 | 1977 | 1996 |
| Lowest Mean Min. Temperature (F) | 33.9 | 36.5 | 37.6 | 44.4 | 54.4 | 64.4 | 72.0 | 70.4 | 59.9 | 50.5 | 39.3 | 32.5 | 32.5 |
| Year Lowest Occurred | 1973 | 1975 | 1977 | 1975 | 1991 | 1980 | 1987 | 1976 | 1973 | 1984 | 1994 | 1978 | 1978 |
| Mean Precipitation (in.) | 1.12 | 1.08 | 1.26 | 0.35 | 0.20 | 0.08 | 0.73 | 0.94 | 0.73 | 0.49 | 0.51 | 0.64 | 8.13 |
| Highest Precipitation (in.) | 5.27 | 4.57 | 5.03 | 1.84 | 1.02 | 0.92 | 4.31 | 3.44 | 4.45 | 2.57 | 1.78 | 3.08 | 5.27 |
| Year Highest Occurred | 1993 | 1998 | 1992 | 1988 | 1990 | 1972 | 1984 | 1971 | 1976 | 1978 | 1985 | 1984 | 1993 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Year Lowest Occurred | 2000 | 1984 | 1997 | 2000 | 2000 | 1999 | 2000 | 1985 | 2000 | 1999 | 1999 | 2000 | 2000 |
| Heating Degree Days (F) | 470. | 317. | 259. | 117. | 20. | 0. | 0. | 0. | 0. | 46. | 252. | 469. | 1950. |
| Cooling Degree Days (F) | 0. | 2. | 37. | 114. | 307. | 588. | 801. | 751. | 512. | 200. | 20. | 0. | 3332. |