| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 59.7 | 66.2 | 72.7 | 81.6 | 91.0 | 102.0 | 107.5 | 105.3 | 97.6 | 84.6 | 69.5 | 60.0 | 83.1 |
| Highest Mean Max. Temperature (F) | 67.2 | 72.9 | 82.8 | 90.1 | 98.1 | 107.6 | 110.8 | 108.8 | 103.8 | 92.2 | 76.6 | 67.8 | 110.8 |
| Year Highest Occurred | 1986 | 1991 | 1972 | 1989 | 1984 | 1974 | 1988 | 1981 | 1979 | 1988 | 1995 | 1980 | 1988 |
| Lowest Mean Max. Temperature (F) | 48.8 | 59.3 | 63.9 | 71.9 | 82.0 | 97.3 | 103.6 | 99.0 | 91.5 | 76.0 | 62.7 | 53.4 | 48.8 |
| Year Lowest Occurred | 1979 | 1998 | 1973 | 1975 | 1977 | 1998 | 1993 | 1983 | 1986 | 1972 | 1994 | 1978 | 1979 |
| Mean Temperature (F) | 43.9 | 49.5 | 55.8 | 63.9 | 73.0 | 82.2 | 87.8 | 86.1 | 78.2 | 65.5 | 52.1 | 43.9 | 65.2 |
| Highest Mean Temperature (F) | 48.9 | 55.0 | 61.9 | 71.1 | 79.2 | 86.5 | 91.0 | 89.1 | 82.0 | 70.9 | 57.7 | 48.5 | 91.0 |
| Year Highest Occurred | 1986 | 1995 | 1972 | 1989 | 1997 | 1981 | 1996 | 1994 | 1983 | 1988 | 1995 | 1980 | 1996 |
| Lowest Mean Temperature (F) | 37.8 | 45.1 | 50.2 | 56.9 | 65.9 | 77.8 | 84.3 | 82.8 | 73.4 | 60.3 | 46.5 | 38.7 | 37.8 |
| Year Lowest Occurred | 1979 | 1979 | 1977 | 1975 | 1977 | 1998 | 1987 | 1979 | 1986 | 1982 | 1994 | 1978 | 1979 |
| Mean Min. Temperature (F) | 28.0 | 32.7 | 38.8 | 46.1 | 54.9 | 62.3 | 68.1 | 66.8 | 58.7 | 46.3 | 34.7 | 27.8 | 47.1 |
| Highest Mean Min. Temperature (F) | 34.1 | 38.5 | 43.2 | 52.1 | 60.8 | 67.4 | 72.4 | 71.8 | 65.3 | 52.5 | 40.7 | 33.2 | 72.4 |
| Year Highest Occurred | 1993 | 1996 | 1986 | 1989 | 1997 | 2000 | 1996 | 1971 | 1983 | 1983 | 1983 | 1996 | 1996 |
| Lowest Mean Min. Temperature (F) | 22.4 | 27.2 | 32.1 | 41.8 | 49.3 | 58.3 | 62.6 | 61.3 | 52.9 | 40.9 | 30.4 | 20.3 | 20.3 |
| Year Lowest Occurred | 1972 | 1972 | 1977 | 1975 | 1971 | 1998 | 1972 | 1976 | 1985 | 1971 | 1994 | 1976 | 1976 |
| Mean Precipitation (in.) | 0.59 | 0.57 | 0.59 | 0.21 | 0.27 | 0.08 | 0.24 | 0.45 | 0.17 | 0.29 | 0.29 | 0.30 | 4.05 |
| Highest Precipitation (in.) | 2.52 | 2.22 | 2.48 | 1.03 | 1.42 | 1.29 | 0.84 | 2.18 | 1.15 | 1.55 | 1.68 | 1.09 | 2.52 |
| Year Highest Occurred | 1993 | 1980 | 1992 | 1975 | 1992 | 1973 | 1976 | 1983 | 1976 | 1972 | 1987 | 1977 | 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 | 1984 | 1985 | 1997 | 1993 | 2000 | 1996 | 1993 | 1986 | 1995 | 1999 | 1980 | 1990 | 1984 |
| Heating Degree Days (F) | 655. | 436. | 307. | 132. | 30. | 0. | 0. | 0. | 1. | 95. | 391. | 654. | 2701. |
| Cooling Degree Days (F) | 0. | 0. | 20. | 97. | 277. | 515. | 708. | 653. | 396. | 107. | 3. | 0. | 2776. |