| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 64.0 | 68.4 | 73.0 | 81.0 | 90.2 | 100.3 | 104.5 | 102.3 | 96.3 | 85.7 | 72.7 | 64.7 | 83.6 |
| Highest Mean Max. Temperature (F) | 71.9 | 76.2 | 84.3 | 91.3 | 97.6 | 106.0 | 108.1 | 106.7 | 101.1 | 92.8 | 82.5 | 72.5 | 108.1 |
| Year Highest Occurred | 1986 | 1991 | 1972 | 1989 | 2000 | 1974 | 1996 | 1996 | 1979 | 1988 | 1999 | 1980 | 1996 |
| Lowest Mean Max. Temperature (F) | 54.2 | 61.8 | 64.6 | 71.5 | 81.4 | 94.3 | 101.1 | 99.1 | 89.9 | 79.1 | 67.1 | 57.2 | 54.2 |
| Year Lowest Occurred | 1979 | 1998 | 1991 | 1975 | 1977 | 1991 | 1986 | 1983 | 1986 | 1972 | 1972 | 1971 | 1979 |
| Mean Temperature (F) | 48.4 | 52.0 | 55.8 | 61.9 | 70.8 | 79.7 | 86.4 | 84.9 | 78.3 | 67.0 | 55.3 | 48.5 | 65.8 |
| Highest Mean Temperature (F) | 54.3 | 57.5 | 63.1 | 69.9 | 77.2 | 84.7 | 89.8 | 88.2 | 81.6 | 72.7 | 61.8 | 54.4 | 89.8 |
| Year Highest Occurred | 1986 | 1995 | 1972 | 1989 | 1997 | 1981 | 1996 | 1996 | 1997 | 1988 | 1995 | 1980 | 1996 |
| Lowest Mean Temperature (F) | 42.3 | 48.0 | 50.4 | 54.2 | 64.9 | 75.0 | 81.2 | 80.9 | 71.7 | 61.9 | 50.3 | 43.8 | 42.3 |
| Year Lowest Occurred | 1979 | 1994 | 1973 | 1975 | 1977 | 1991 | 1993 | 1979 | 1986 | 1971 | 1994 | 1990 | 1979 |
| Mean Min. Temperature (F) | 32.8 | 35.6 | 38.5 | 42.7 | 51.3 | 59.1 | 68.3 | 67.5 | 60.2 | 48.3 | 37.8 | 32.2 | 47.9 |
| Highest Mean Min. Temperature (F) | 39.4 | 40.4 | 44.8 | 48.5 | 57.8 | 65.0 | 72.6 | 70.9 | 67.2 | 54.0 | 41.6 | 38.3 | 72.6 |
| Year Highest Occurred | 1980 | 1992 | 1978 | 1989 | 1997 | 1981 | 1981 | 2000 | 1997 | 1978 | 1995 | 1977 | 1981 |
| Lowest Mean Min. Temperature (F) | 28.3 | 31.0 | 32.6 | 36.8 | 45.9 | 53.3 | 60.2 | 62.6 | 53.4 | 43.6 | 32.0 | 26.3 | 26.3 |
| Year Lowest Occurred | 1972 | 1994 | 1977 | 1975 | 1995 | 1980 | 1993 | 1979 | 1986 | 1984 | 1994 | 1990 | 1990 |
| Mean Precipitation (in.) | 1.52 | 1.50 | 1.32 | 0.38 | 0.24 | 0.07 | 0.66 | 1.19 | 0.90 | 0.56 | 0.71 | 0.83 | 9.88 |
| Highest Precipitation (in.) | 7.72 | 5.45 | 5.83 | 1.84 | 1.49 | 0.42 | 2.43 | 3.52 | 3.16 | 2.17 | 3.16 | 3.62 | 7.72 |
| Year Highest Occurred | 1993 | 1980 | 1992 | 1988 | 1992 | 1981 | 1990 | 1988 | 1983 | 1978 | 1985 | 1982 | 1993 |
| 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 | 2000 | 2000 | 2000 | 2000 | 2000 | 1998 | 2000 | 1999 | 2000 | 1999 | 2000 | 2000 | 2000 |
| Heating Degree Days (F) | 514. | 364. | 301. | 165. | 39. | 1. | 0. | 0. | 1. | 74. | 301. | 513. | 2273. |
| Cooling Degree Days (F) | 0. | 0. | 14. | 71. | 216. | 443. | 663. | 616. | 398. | 135. | 10. | 0. | 2566. |