| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 59.6 | 65.8 | 73.2 | 80.7 | 89.0 | 97.2 | 97.2 | 94.3 | 89.6 | 80.5 | 68.0 | 59.1 | 79.5 |
| Highest Mean Max. Temperature (F) | 64.6 | 71.3 | 81.8 | 87.5 | 94.5 | 102.9 | 103.5 | 99.6 | 93.7 | 85.3 | 73.7 | 65.3 | 103.5 |
| Year Highest Occurred | 1971 | 1986 | 1972 | 1989 | 1996 | 1980 | 1985 | 1985 | 1983 | 1979 | 1981 | 1981 | 1985 |
| Lowest Mean Max. Temperature (F) | 51.7 | 60.8 | 68.0 | 72.0 | 83.9 | 94.0 | 90.9 | 88.9 | 83.4 | 73.9 | 60.5 | 52.9 | 51.7 |
| Year Lowest Occurred | 1992 | 1973 | 1991 | 1983 | 1992 | 1999 | 1991 | 1990 | 1991 | 1976 | 2000 | 1997 | 1992 |
| Mean Temperature (F) | 44.7 | 49.7 | 56.1 | 63.0 | 71.6 | 80.4 | 82.7 | 80.5 | 75.3 | 64.8 | 52.5 | 44.6 | 63.8 |
| Highest Mean Temperature (F) | 49.1 | 55.1 | 61.8 | 68.5 | 77.6 | 85.8 | 86.1 | 84.1 | 79.4 | 68.2 | 56.8 | 48.6 | 86.1 |
| Year Highest Occurred | 2000 | 1986 | 1972 | 1989 | 2000 | 1994 | 1981 | 1994 | 1998 | 1988 | 1985 | 1977 | 1981 |
| Lowest Mean Temperature (F) | 40.6 | 44.9 | 50.9 | 57.2 | 66.1 | 77.5 | 78.6 | 77.0 | 70.7 | 58.8 | 45.5 | 40.6 | 40.6 |
| Year Lowest Occurred | 1992 | 1990 | 1977 | 1973 | 1975 | 1975 | 1976 | 1974 | 1974 | 1976 | 1976 | 1974 | 1992 |
| Mean Min. Temperature (F) | 29.7 | 33.6 | 38.9 | 45.3 | 54.2 | 63.6 | 68.1 | 66.7 | 61.0 | 49.1 | 37.0 | 30.0 | 48.1 |
| Highest Mean Min. Temperature (F) | 36.6 | 39.9 | 43.4 | 51.0 | 61.1 | 70.5 | 71.9 | 70.6 | 66.2 | 53.3 | 41.5 | 34.9 | 71.9 |
| Year Highest Occurred | 1993 | 1995 | 1986 | 1990 | 2000 | 1994 | 1994 | 1982 | 1997 | 1988 | 1983 | 1991 | 1994 |
| Lowest Mean Min. Temperature (F) | 23.8 | 26.0 | 32.9 | 37.7 | 47.2 | 59.4 | 64.4 | 62.2 | 57.3 | 43.7 | 30.4 | 25.0 | 23.8 |
| Year Lowest Occurred | 1987 | 1974 | 1977 | 1973 | 1975 | 1979 | 1976 | 1979 | 1974 | 1976 | 1976 | 1976 | 1987 |
| Mean Precipitation (in.) | 0.45 | 0.34 | 0.20 | 0.08 | 0.35 | 0.83 | 1.47 | 2.12 | 1.20 | 0.89 | 0.35 | 0.69 | 8.97 |
| Highest Precipitation (in.) | 1.99 | 1.27 | 0.78 | 0.54 | 1.83 | 3.59 | 4.09 | 7.41 | 3.99 | 3.91 | 1.67 | 3.68 | 7.41 |
| Year Highest Occurred | 1993 | 1973 | 1992 | 1981 | 1981 | 1972 | 1997 | 1993 | 1980 | 1998 | 1986 | 1986 | 1993 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.11 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Year Lowest Occurred | 2000 | 2000 | 1996 | 2000 | 2000 | 1998 | 1984 | 1995 | 2000 | 1995 | 1999 | 1996 | 2000 |
| Heating Degree Days (F) | 632. | 429. | 286. | 130. | 22. | 0. | 0. | 0. | 4. | 78. | 378. | 633. | 2592. |
| Cooling Degree Days (F) | 0. | 0. | 8. | 70. | 226. | 462. | 546. | 480. | 313. | 72. | 3. | 0. | 2180. |