| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 64.1 | 68.7 | 74.6 | 83.5 | 92.5 | 101.9 | 103.8 | 101.2 | 96.5 | 85.6 | 71.9 | 63.4 | 84.0 |
| Highest Mean Max. Temperature (F) | 71.5 | 74.6 | 85.0 | 91.7 | 98.7 | 105.8 | 106.4 | 104.5 | 100.7 | 91.4 | 80.2 | 70.4 | 106.4 |
| Year Highest Occurred | 1986 | 1991 | 1972 | 1989 | 2000 | 1974 | 1989 | 1998 | 1979 | 1979 | 1999 | 1980 | 1989 |
| Lowest Mean Max. Temperature (F) | 57.4 | 62.0 | 65.4 | 74.2 | 86.4 | 97.8 | 99.8 | 97.4 | 91.0 | 78.9 | 64.3 | 58.8 | 57.4 |
| Year Lowest Occurred | 1979 | 1998 | 1973 | 1975 | 1977 | 1991 | 1984 | 1978 | 1985 | 1971 | 2000 | 1987 | 1979 |
| Mean Temperature (F) | 51.7 | 55.5 | 60.3 | 67.4 | 76.2 | 85.5 | 89.9 | 87.9 | 82.7 | 71.3 | 58.2 | 51.2 | 69.8 |
| Highest Mean Temperature (F) | 57.1 | 60.0 | 67.2 | 75.0 | 82.7 | 89.2 | 92.9 | 91.7 | 87.3 | 76.9 | 64.3 | 55.5 | 92.9 |
| Year Highest Occurred | 1986 | 1996 | 1972 | 1989 | 1997 | 1996 | 1996 | 1998 | 1979 | 1988 | 1999 | 1980 | 1996 |
| Lowest Mean Temperature (F) | 47.6 | 51.0 | 54.0 | 58.5 | 70.8 | 81.6 | 87.6 | 84.2 | 76.5 | 65.6 | 52.2 | 45.9 | 45.9 |
| Year Lowest Occurred | 1973 | 1975 | 1973 | 1975 | 1975 | 1991 | 1976 | 1978 | 1985 | 1971 | 2000 | 1974 | 1974 |
| Mean Min. Temperature (F) | 39.2 | 42.2 | 45.9 | 51.3 | 59.9 | 69.1 | 76.0 | 74.5 | 68.8 | 57.0 | 44.5 | 38.9 | 55.6 |
| Highest Mean Min. Temperature (F) | 45.3 | 47.7 | 49.8 | 58.2 | 67.5 | 74.1 | 80.5 | 79.2 | 74.0 | 63.6 | 49.5 | 42.8 | 80.5 |
| Year Highest Occurred | 1993 | 1996 | 1990 | 1989 | 1997 | 1986 | 1996 | 1995 | 1997 | 1988 | 1995 | 1991 | 1996 |
| Lowest Mean Min. Temperature (F) | 33.6 | 36.9 | 40.5 | 42.8 | 51.7 | 65.1 | 73.1 | 67.6 | 62.1 | 50.6 | 39.8 | 32.9 | 32.9 |
| Year Lowest Occurred | 1972 | 1975 | 1977 | 1975 | 1975 | 1995 | 1976 | 1974 | 1985 | 1976 | 1972 | 1974 | 1974 |
| Mean Precipitation (in.) | 0.95 | 1.08 | 1.27 | 0.38 | 0.19 | 0.05 | 0.89 | 1.31 | 0.76 | 0.77 | 0.95 | 1.08 | 9.68 |
| Highest Precipitation (in.) | 4.28 | 4.01 | 3.68 | 2.82 | 1.40 | 0.30 | 2.56 | 4.77 | 3.57 | 3.79 | 3.53 | 4.48 | 4.77 |
| Year Highest Occurred | 1993 | 1998 | 1983 | 1988 | 1992 | 1972 | 1986 | 1992 | 1984 | 1972 | 1993 | 1992 | 1992 |
| 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 | 2000 | 1984 | 2000 | 2000 | 1999 | 2000 | 1996 | 2000 | 1999 | 1999 | 2000 | 2000 |
| Heating Degree Days (F) | 415. | 272. | 197. | 81. | 11. | 0. | 0. | 0. | 0. | 30. | 228. | 429. | 1663. |
| Cooling Degree Days (F) | 0. | 4. | 50. | 153. | 359. | 614. | 771. | 708. | 529. | 226. | 24. | 0. | 3438. |