| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 67.0 | 72.0 | 77.3 | 86.3 | 95.0 | 104.8 | 106.7 | 104.9 | 100.7 | 90.0 | 77.1 | 66.8 | 87.4 |
| Highest Mean Max. Temperature (F) | 75.7 | 79.6 | 87.0 | 92.7 | 101.5 | 109.5 | 110.2 | 109.6 | 106.3 | 96.0 | 86.4 | 74.7 | 110.2 |
| Year Highest Occurred | 1986 | 1995 | 1972 | 1989 | 1997 | 1985 | 1995 | 1994 | 1994 | 1991 | 1999 | 1980 | 1995 |
| Lowest Mean Max. Temperature (F) | 58.6 | 65.4 | 68.1 | 77.1 | 88.9 | 99.1 | 103.0 | 100.5 | 95.1 | 82.1 | 70.1 | 59.2 | 58.6 |
| Year Lowest Occurred | 1979 | 1998 | 1991 | 1975 | 1980 | 1991 | 1999 | 1984 | 1976 | 1971 | 1972 | 1983 | 1979 |
| Mean Temperature (F) | 51.4 | 55.4 | 59.7 | 67.3 | 75.9 | 85.7 | 90.8 | 88.9 | 83.4 | 71.9 | 58.8 | 50.5 | 70.0 |
| Highest Mean Temperature (F) | 56.6 | 60.9 | 66.0 | 74.8 | 81.2 | 90.0 | 93.7 | 92.0 | 87.8 | 76.7 | 64.5 | 55.6 | 93.7 |
| Year Highest Occurred | 1986 | 1996 | 1972 | 1989 | 1997 | 1994 | 1996 | 1995 | 1995 | 1999 | 1995 | 1980 | 1996 |
| Lowest Mean Temperature (F) | 46.6 | 51.1 | 52.9 | 59.7 | 70.2 | 81.7 | 87.4 | 84.6 | 78.2 | 65.9 | 53.4 | 46.4 | 46.4 |
| Year Lowest Occurred | 1972 | 1990 | 1991 | 1975 | 1980 | 1991 | 1991 | 1979 | 1985 | 1971 | 1972 | 1974 | 1974 |
| Mean Min. Temperature (F) | 35.7 | 38.7 | 42.0 | 48.2 | 56.7 | 66.6 | 74.9 | 72.8 | 66.1 | 53.8 | 40.5 | 34.1 | 52.5 |
| Highest Mean Min. Temperature (F) | 44.9 | 45.4 | 47.7 | 56.8 | 63.6 | 74.0 | 79.9 | 77.6 | 71.7 | 59.0 | 44.9 | 41.4 | 79.9 |
| Year Highest Occurred | 1993 | 1996 | 1978 | 1989 | 2000 | 2000 | 1996 | 2000 | 2000 | 1989 | 1995 | 1991 | 1996 |
| Lowest Mean Min. Temperature (F) | 25.8 | 32.0 | 37.0 | 40.9 | 51.1 | 61.3 | 69.5 | 66.7 | 59.7 | 45.9 | 34.3 | 28.5 | 25.8 |
| Year Lowest Occurred | 1972 | 1975 | 1977 | 1983 | 1989 | 1982 | 1991 | 1981 | 1985 | 1975 | 1975 | 1974 | 1972 |
| Mean Precipitation (in.) | 0.89 | 0.85 | 1.06 | 0.32 | 0.18 | 0.03 | 0.91 | 1.31 | 0.62 | 0.82 | 0.74 | 0.95 | 8.68 |
| Highest Precipitation (in.) | 3.25 | 2.91 | 3.36 | 1.69 | 1.23 | 0.31 | 6.52 | 6.31 | 2.83 | 3.87 | 2.99 | 5.42 | 6.52 |
| Year Highest Occurred | 1979 | 1987 | 1983 | 1984 | 1994 | 1979 | 1984 | 1990 | 1984 | 1972 | 1993 | 1984 | 1984 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Year Lowest Occurred | 2000 | 1989 | 1988 | 2000 | 2000 | 1999 | 2000 | 1980 | 2000 | 1999 | 1999 | 2000 | 2000 |
| Heating Degree Days (F) | 422. | 275. | 207. | 86. | 12. | 0. | 0. | 0. | 0. | 31. | 213. | 451. | 1697. |
| Cooling Degree Days (F) | 0. | 4. | 41. | 153. | 347. | 621. | 800. | 740. | 552. | 245. | 28. | 0. | 3531. |