| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 65.3 | 70.0 | 74.7 | 83.2 | 92.2 | 102.4 | 104.3 | 102.4 | 97.7 | 86.3 | 73.1 | 64.9 | 84.7 |
| Highest Mean Max. Temperature (F) | 71.9 | 75.6 | 86.2 | 93.2 | 98.8 | 107.8 | 107.4 | 106.5 | 101.6 | 92.8 | 82.2 | 71.9 | 107.8 |
| Year Highest Occurred | 1986 | 1972 | 1972 | 1989 | 2000 | 1974 | 1971 | 1995 | 1979 | 1999 | 1999 | 1980 | 1974 |
| Lowest Mean Max. Temperature (F) | 57.3 | 62.3 | 65.1 | 75.4 | 86.0 | 97.7 | 99.9 | 99.1 | 92.6 | 79.1 | 65.5 | 59.6 | 57.3 |
| Year Lowest Occurred | 1979 | 1998 | 1973 | 1975 | 1980 | 1991 | 1986 | 1984 | 1985 | 1971 | 2000 | 1971 | 1979 |
| Mean Temperature (F) | 52.7 | 56.1 | 59.9 | 66.9 | 75.3 | 84.6 | 89.5 | 88.6 | 83.3 | 72.2 | 60.0 | 52.9 | 70.2 |
| Highest Mean Temperature (F) | 57.7 | 61.3 | 68.5 | 75.1 | 81.8 | 88.6 | 92.6 | 91.9 | 87.7 | 77.7 | 68.0 | 58.3 | 92.6 |
| Year Highest Occurred | 1986 | 1991 | 1972 | 1989 | 1997 | 1974 | 1996 | 1995 | 1997 | 1999 | 1999 | 1980 | 1996 |
| Lowest Mean Temperature (F) | 46.7 | 51.2 | 52.5 | 60.0 | 70.2 | 80.1 | 86.3 | 85.5 | 77.9 | 66.0 | 53.7 | 48.8 | 46.7 |
| Year Lowest Occurred | 1979 | 1998 | 1973 | 1975 | 1977 | 1991 | 1986 | 1990 | 1986 | 1971 | 2000 | 1987 | 1979 |
| Mean Min. Temperature (F) | 40.0 | 42.2 | 45.1 | 50.6 | 58.4 | 66.7 | 74.6 | 74.8 | 68.8 | 58.0 | 46.8 | 40.9 | 55.6 |
| Highest Mean Min. Temperature (F) | 44.3 | 47.9 | 50.9 | 57.0 | 65.4 | 71.8 | 78.3 | 77.7 | 74.1 | 63.9 | 53.7 | 44.7 | 78.3 |
| Year Highest Occurred | 2000 | 1995 | 1997 | 1989 | 1997 | 2000 | 1996 | 1998 | 1997 | 1988 | 1999 | 1980 | 1996 |
| Lowest Mean Min. Temperature (F) | 35.8 | 37.2 | 38.6 | 44.7 | 54.3 | 62.0 | 70.9 | 71.2 | 63.1 | 52.9 | 41.9 | 36.6 | 35.8 |
| Year Lowest Occurred | 1973 | 1990 | 1977 | 1975 | 1977 | 1982 | 1987 | 1979 | 1986 | 1971 | 2000 | 1974 | 1973 |
| Mean Precipitation (in.) | 1.51 | 1.40 | 1.96 | 0.53 | 0.26 | 0.03 | 0.80 | 1.60 | 0.86 | 0.87 | 1.17 | 1.30 | 12.29 |
| Highest Precipitation (in.) | 8.64 | 5.68 | 4.86 | 2.25 | 2.11 | 0.26 | 2.46 | 4.40 | 2.72 | 5.04 | 5.27 | 4.50 | 8.64 |
| Year Highest Occurred | 1993 | 1998 | 1991 | 1988 | 1992 | 2000 | 1999 | 1992 | 1983 | 2000 | 1993 | 1992 | 1993 |
| Lowest Precipitation (in.) | 0.00 | 0.04 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.35 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Year Lowest Occurred | 1996 | 1972 | 1997 | 2000 | 2000 | 1999 | 2000 | 1989 | 2000 | 1999 | 1999 | 2000 | 1996 |
| Heating Degree Days (F) | 383. | 258. | 211. | 80. | 10. | 0. | 0. | 0. | 0. | 30. | 194. | 376. | 1542. |
| Cooling Degree Days (F) | 0. | 8. | 53. | 137. | 328. | 585. | 759. | 732. | 547. | 251. | 42. | 1. | 3443. |