| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 65.6 | 69.8 | 74.6 | 81.8 | 89.8 | 99.7 | 104.2 | 102.8 | 97.5 | 86.7 | 74.1 | 66.2 | 84.4 |
| Highest Mean Max. Temperature (F) | 72.2 | 76.1 | 85.7 | 91.1 | 98.4 | 104.5 | 107.0 | 107.4 | 102.2 | 93.5 | 82.4 | 73.5 | 107.4 |
| Year Highest Occurred | 1986 | 1991 | 1972 | 1989 | 1997 | 1994 | 1998 | 1995 | 1995 | 1999 | 1995 | 1980 | 1995 |
| Lowest Mean Max. Temperature (F) | 56.7 | 64.1 | 66.9 | 71.5 | 80.9 | 94.9 | 100.4 | 97.7 | 89.9 | 78.9 | 66.4 | 60.0 | 56.7 |
| Year Lowest Occurred | 1979 | 1998 | 1991 | 1975 | 1977 | 1998 | 1984 | 1983 | 1976 | 1972 | 1994 | 1992 | 1979 |
| Mean Temperature (F) | 52.3 | 56.1 | 60.5 | 66.8 | 74.3 | 82.8 | 88.6 | 87.5 | 81.5 | 70.6 | 59.1 | 52.2 | 69.4 |
| Highest Mean Temperature (F) | 56.3 | 61.5 | 67.9 | 74.5 | 82.8 | 88.0 | 92.3 | 92.1 | 85.7 | 76.8 | 63.5 | 57.7 | 92.3 |
| Year Highest Occurred | 1986 | 1995 | 1972 | 1989 | 1997 | 1981 | 1996 | 1994 | 1995 | 1999 | 1995 | 1980 | 1996 |
| Lowest Mean Temperature (F) | 46.5 | 50.9 | 55.2 | 58.9 | 67.1 | 78.5 | 84.1 | 82.7 | 75.0 | 64.4 | 53.4 | 47.2 | 46.5 |
| Year Lowest Occurred | 1979 | 1975 | 1991 | 1975 | 1977 | 1998 | 1993 | 1976 | 1985 | 1971 | 1994 | 1987 | 1979 |
| Mean Min. Temperature (F) | 38.9 | 42.3 | 46.3 | 51.7 | 58.8 | 65.8 | 73.0 | 72.2 | 65.5 | 54.5 | 44.0 | 38.2 | 54.3 |
| Highest Mean Min. Temperature (F) | 44.0 | 47.6 | 50.1 | 57.8 | 67.2 | 71.7 | 78.1 | 78.7 | 71.2 | 60.0 | 48.4 | 44.2 | 78.7 |
| Year Highest Occurred | 1980 | 1995 | 1972 | 1989 | 1997 | 1981 | 1996 | 1997 | 1997 | 1999 | 1989 | 1999 | 1997 |
| Lowest Mean Min. Temperature (F) | 33.0 | 35.7 | 39.9 | 46.2 | 53.3 | 61.4 | 66.6 | 64.6 | 59.3 | 49.1 | 37.6 | 33.4 | 33.0 |
| Year Lowest Occurred | 1972 | 1975 | 1977 | 1975 | 1977 | 1982 | 1993 | 1976 | 1986 | 1971 | 2000 | 1990 | 1972 |
| Mean Precipitation (in.) | 0.74 | 0.67 | 0.61 | 0.11 | 0.11 | 0.01 | 0.23 | 0.70 | 0.35 | 0.29 | 0.25 | 0.43 | 4.50 |
| Highest Precipitation (in.) | 4.47 | 3.64 | 3.06 | 0.73 | 1.64 | 0.10 | 1.52 | 5.06 | 5.42 | 1.75 | 1.93 | 1.84 | 5.42 |
| Year Highest Occurred | 1993 | 1980 | 1983 | 1988 | 1980 | 1972 | 1985 | 1983 | 1976 | 1978 | 1985 | 1992 | 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 | 1999 | 1999 | 1999 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 1999 | 1999 | 2000 | 1999 |
| Heating Degree Days (F) | 396. | 258. | 189. | 85. | 20. | 0. | 0. | 0. | 0. | 36. | 205. | 399. | 1588. |
| Cooling Degree Days (F) | 0. | 6. | 46. | 138. | 309. | 533. | 731. | 698. | 496. | 210. | 27. | 2. | 3196. |