| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 61.0 | 66.2 | 71.4 | 79.1 | 88.1 | 98.7 | 104.5 | 102.3 | 94.7 | 83.0 | 69.5 | 60.9 | 81.6 |
| Highest Mean Max. Temperature (F) | 66.3 | 73.3 | 81.1 | 88.1 | 96.0 | 104.8 | 108.0 | 106.5 | 100.1 | 90.9 | 77.6 | 69.1 | 108.0 |
| Year Highest Occurred | 1976 | 1995 | 1972 | 1989 | 1997 | 1994 | 1994 | 1998 | 1974 | 1988 | 1995 | 1980 | 1994 |
| Lowest Mean Max. Temperature (F) | 53.2 | 59.9 | 63.3 | 70.6 | 79.5 | 92.9 | 99.7 | 94.5 | 87.6 | 74.1 | 61.8 | 53.9 | 53.2 |
| Year Lowest Occurred | 1979 | 1998 | 1973 | 1975 | 1977 | 1998 | 1987 | 1983 | 1985 | 1972 | 1994 | 1987 | 1979 |
| Mean Temperature (F) | 48.0 | 52.7 | 57.6 | 64.3 | 72.8 | 82.0 | 87.9 | 86.4 | 79.4 | 68.1 | 55.3 | 47.4 | 66.8 |
| Highest Mean Temperature (F) | 53.4 | 59.5 | 64.2 | 72.5 | 80.7 | 87.2 | 91.9 | 90.7 | 84.1 | 75.1 | 62.3 | 52.8 | 91.9 |
| Year Highest Occurred | 2000 | 1995 | 1972 | 1989 | 1997 | 1994 | 1996 | 1998 | 1974 | 1988 | 1995 | 1981 | 1996 |
| Lowest Mean Temperature (F) | 41.8 | 48.4 | 51.5 | 56.8 | 65.6 | 77.5 | 83.3 | 81.4 | 73.7 | 62.2 | 48.1 | 41.0 | 41.0 |
| Year Lowest Occurred | 1979 | 1979 | 1973 | 1975 | 1977 | 1998 | 1983 | 1983 | 1985 | 1972 | 1994 | 1990 | 1990 |
| Mean Min. Temperature (F) | 34.9 | 39.1 | 43.8 | 49.4 | 57.4 | 65.3 | 71.3 | 70.4 | 64.1 | 53.1 | 41.1 | 33.9 | 52.0 |
| Highest Mean Min. Temperature (F) | 40.9 | 45.6 | 48.4 | 56.9 | 65.3 | 70.1 | 76.0 | 74.8 | 68.2 | 59.2 | 46.9 | 38.7 | 76.0 |
| Year Highest Occurred | 2000 | 1995 | 1994 | 1989 | 1997 | 2000 | 1996 | 1998 | 1974 | 1988 | 1995 | 1981 | 1996 |
| Lowest Mean Min. Temperature (F) | 29.0 | 33.3 | 38.3 | 43.0 | 51.7 | 60.6 | 66.3 | 64.9 | 59.4 | 46.4 | 34.4 | 26.9 | 26.9 |
| Year Lowest Occurred | 1972 | 1984 | 1977 | 1975 | 1980 | 1980 | 1983 | 1976 | 1977 | 1971 | 1994 | 1990 | 1990 |
| Mean Precipitation (in.) | 0.67 | 0.60 | 0.55 | 0.18 | 0.08 | 0.11 | 0.45 | 0.39 | 0.33 | 0.17 | 0.18 | 0.46 | 4.17 |
| Highest Precipitation (in.) | 2.49 | 2.54 | 1.91 | 1.30 | 0.60 | 1.24 | 3.20 | 2.59 | 3.36 | 1.15 | 0.83 | 2.03 | 3.36 |
| Year Highest Occurred | 1993 | 1998 | 1992 | 1999 | 1987 | 1972 | 1984 | 1983 | 1976 | 1983 | 1985 | 1984 | 1976 |
| 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 | 1976 | 1984 | 1997 | 1997 | 2000 | 1998 | 2000 | 1999 | 2000 | 2000 | 2000 | 2000 | 1976 |
| Heating Degree Days (F) | 528. | 348. | 263. | 134. | 36. | 0. | 0. | 0. | 2. | 69. | 303. | 545. | 2228. |
| Cooling Degree Days (F) | 0. | 2. | 33. | 112. | 276. | 510. | 709. | 662. | 434. | 164. | 13. | 0. | 2915. |