| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 57.7 | 64.1 | 70.9 | 79.9 | 89.8 | 100.6 | 105.3 | 103.2 | 96.0 | 83.6 | 68.0 | 58.5 | 81.5 |
| Highest Mean Max. Temperature (F) | 66.6 | 69.9 | 80.6 | 88.6 | 97.9 | 106.3 | 108.7 | 107.4 | 101.7 | 91.0 | 75.5 | 66.8 | 108.7 |
| Year Highest Occurred | 1986 | 1977 | 1972 | 2000 | 1997 | 1994 | 1994 | 1994 | 1979 | 1988 | 1995 | 1980 | 1994 |
| Lowest Mean Max. Temperature (F) | 48.0 | 58.0 | 60.7 | 71.1 | 82.2 | 95.8 | 101.5 | 99.8 | 89.2 | 75.9 | 59.9 | 50.0 | 48.0 |
| Year Lowest Occurred | 1979 | 1979 | 1991 | 1975 | 1977 | 1998 | 1999 | 1989 | 1986 | 1972 | 1972 | 1990 | 1979 |
| Mean Temperature (F) | 45.5 | 50.8 | 56.4 | 64.0 | 73.9 | 83.8 | 89.5 | 88.0 | 80.5 | 68.1 | 54.0 | 45.6 | 66.7 |
| Highest Mean Temperature (F) | 52.7 | 56.1 | 62.7 | 71.0 | 81.1 | 88.2 | 93.1 | 91.6 | 84.4 | 74.7 | 59.6 | 52.7 | 93.1 |
| Year Highest Occurred | 1986 | 1995 | 1972 | 2000 | 1997 | 1974 | 1971 | 1994 | 1974 | 1988 | 1995 | 1980 | 1971 |
| Lowest Mean Temperature (F) | 39.7 | 46.4 | 49.0 | 57.2 | 67.0 | 78.6 | 86.5 | 83.9 | 74.9 | 62.7 | 48.2 | 38.2 | 38.2 |
| Year Lowest Occurred | 1979 | 1979 | 1991 | 1975 | 1991 | 1991 | 1982 | 1979 | 1986 | 1984 | 1994 | 1990 | 1990 |
| Mean Min. Temperature (F) | 33.2 | 37.4 | 41.9 | 48.1 | 57.9 | 66.9 | 73.7 | 72.8 | 65.0 | 52.5 | 40.0 | 32.7 | 51.8 |
| Highest Mean Min. Temperature (F) | 39.5 | 43.1 | 48.6 | 54.0 | 64.3 | 71.7 | 79.0 | 80.5 | 69.3 | 58.3 | 44.2 | 38.5 | 80.5 |
| Year Highest Occurred | 1980 | 1992 | 1978 | 1989 | 1997 | 1972 | 1971 | 1971 | 1975 | 1988 | 1981 | 1980 | 1971 |
| Lowest Mean Min. Temperature (F) | 28.2 | 32.4 | 36.2 | 43.3 | 51.5 | 60.4 | 67.1 | 67.5 | 59.8 | 47.0 | 34.5 | 26.4 | 26.4 |
| Year Lowest Occurred | 1972 | 1974 | 1975 | 1975 | 1991 | 1991 | 2000 | 1979 | 1985 | 1984 | 1994 | 1990 | 1990 |
| Mean Precipitation (in.) | 1.01 | 0.95 | 1.09 | 0.37 | 0.34 | 0.18 | 0.53 | 0.67 | 0.48 | 0.76 | 0.69 | 0.52 | 7.59 |
| Highest Precipitation (in.) | 3.17 | 4.19 | 3.23 | 1.50 | 1.96 | 1.12 | 3.19 | 2.24 | 1.78 | 2.15 | 2.06 | 2.22 | 4.19 |
| Year Highest Occurred | 1993 | 1998 | 1992 | 1988 | 1977 | 1987 | 1984 | 1983 | 1972 | 1987 | 1978 | 1984 | 1998 |
| 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 | 1977 | 1999 | 1992 | 1984 | 1986 | 2000 | 1985 | 2000 | 1999 | 1999 | 1999 | 1976 |
| Heating Degree Days (F) | 606. | 399. | 293. | 135. | 26. | 0. | 0. | 0. | 1. | 70. | 338. | 602. | 2470. |
| Cooling Degree Days (F) | 0. | 0. | 26. | 105. | 300. | 561. | 761. | 713. | 466. | 164. | 8. | 0. | 3104. |