| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 66.3 | 70.4 | 74.5 | 82.6 | 91.2 | 100.8 | 102.4 | 100.8 | 96.8 | 86.9 | 74.3 | 66.1 | 84.4 |
| Highest Mean Max. Temperature (F) | 75.4 | 76.6 | 84.7 | 90.4 | 97.8 | 104.8 | 105.2 | 104.6 | 101.9 | 92.8 | 81.3 | 74.2 | 105.2 |
| Year Highest Occurred | 1999 | 1999 | 1972 | 1989 | 1984 | 1994 | 1972 | 1998 | 1979 | 1999 | 1999 | 1980 | 1972 |
| Lowest Mean Max. Temperature (F) | 58.4 | 65.0 | 64.4 | 74.9 | 86.1 | 96.6 | 96.7 | 94.8 | 91.0 | 80.1 | 65.8 | 61.3 | 58.4 |
| Year Lowest Occurred | 1979 | 1998 | 1973 | 1983 | 1980 | 1991 | 1990 | 1990 | 1985 | 1971 | 2000 | 1971 | 1979 |
| Mean Temperature (F) | 52.3 | 55.6 | 59.4 | 66.2 | 74.8 | 84.1 | 89.0 | 87.7 | 82.7 | 71.9 | 59.3 | 52.4 | 69.6 |
| Highest Mean Temperature (F) | 56.9 | 60.8 | 66.7 | 74.1 | 82.2 | 89.0 | 91.8 | 91.9 | 86.5 | 76.8 | 65.7 | 58.2 | 91.9 |
| Year Highest Occurred | 1986 | 1991 | 1997 | 1989 | 1997 | 1994 | 2000 | 1994 | 2000 | 1988 | 1999 | 1980 | 1994 |
| Lowest Mean Temperature (F) | 47.3 | 51.3 | 51.7 | 58.6 | 69.8 | 79.9 | 85.3 | 84.0 | 75.3 | 67.1 | 53.7 | 47.1 | 47.1 |
| Year Lowest Occurred | 1979 | 1975 | 1973 | 1975 | 1971 | 1982 | 1984 | 1979 | 1985 | 1982 | 2000 | 1974 | 1974 |
| Mean Min. Temperature (F) | 38.3 | 40.8 | 44.3 | 49.8 | 58.3 | 67.3 | 75.5 | 74.6 | 68.5 | 56.9 | 44.3 | 38.6 | 54.8 |
| Highest Mean Min. Temperature (F) | 45.3 | 46.8 | 50.1 | 57.8 | 67.8 | 73.1 | 79.2 | 79.7 | 74.2 | 63.2 | 51.0 | 44.6 | 79.7 |
| Year Highest Occurred | 1993 | 1992 | 1997 | 1989 | 1997 | 1994 | 2000 | 1995 | 1997 | 1988 | 1995 | 1991 | 1995 |
| Lowest Mean Min. Temperature (F) | 30.9 | 33.6 | 38.6 | 42.1 | 52.0 | 61.6 | 69.9 | 69.1 | 59.4 | 48.0 | 39.6 | 31.1 | 30.9 |
| Year Lowest Occurred | 1971 | 1984 | 1977 | 1975 | 1975 | 1982 | 1986 | 1979 | 1986 | 1982 | 1972 | 1974 | 1971 |
| Mean Precipitation (in.) | 1.07 | 1.06 | 1.16 | 0.41 | 0.26 | 0.17 | 0.93 | 1.22 | 0.90 | 0.90 | 0.75 | 1.22 | 10.05 |
| Highest Precipitation (in.) | 4.39 | 3.56 | 3.48 | 2.72 | 2.23 | 2.33 | 3.31 | 2.95 | 4.02 | 5.75 | 3.00 | 4.96 | 5.75 |
| Year Highest Occurred | 1993 | 1998 | 1992 | 1988 | 1992 | 1972 | 1988 | 1990 | 1983 | 1972 | 1978 | 1984 | 1972 |
| 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 | 1999 | 1999 | 1999 | 1997 | 2000 | 1999 | 1997 | 1994 | 2000 | 1999 | 1999 | 2000 | 1999 |
| Heating Degree Days (F) | 393. | 269. | 223. | 100. | 16. | 0. | 0. | 0. | 0. | 30. | 207. | 394. | 1632. |
| Cooling Degree Days (F) | 0. | 6. | 49. | 136. | 317. | 571. | 742. | 704. | 530. | 244. | 36. | 2. | 3337. |