| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 66.2 | 71.3 | 76.6 | 85.1 | 94.6 | 105.3 | 108.8 | 106.7 | 100.9 | 89.6 | 75.7 | 66.7 | 87.3 |
| Highest Mean Max. Temperature (F) | 72.4 | 80.1 | 87.9 | 96.0 | 101.7 | 110.5 | 111.6 | 109.7 | 106.4 | 96.2 | 82.8 | 74.2 | 111.6 |
| Year Highest Occurred | 1986 | 1991 | 1972 | 1989 | 1984 | 1974 | 1989 | 1994 | 1979 | 1999 | 1999 | 1980 | 1989 |
| Lowest Mean Max. Temperature (F) | 56.7 | 63.7 | 66.7 | 75.9 | 86.1 | 99.6 | 104.9 | 103.1 | 94.5 | 83.1 | 68.2 | 60.6 | 56.7 |
| Year Lowest Occurred | 1979 | 1998 | 1973 | 1975 | 1977 | 1998 | 1999 | 1983 | 1986 | 1972 | 2000 | 1992 | 1979 |
| Mean Temperature (F) | 50.7 | 55.3 | 60.5 | 67.8 | 77.1 | 87.1 | 92.5 | 90.8 | 84.0 | 72.1 | 58.7 | 50.6 | 70.6 |
| Highest Mean Temperature (F) | 56.0 | 61.0 | 67.3 | 76.2 | 83.8 | 91.8 | 95.3 | 94.3 | 88.1 | 77.8 | 63.7 | 55.9 | 95.3 |
| Year Highest Occurred | 1986 | 1991 | 1972 | 1989 | 1997 | 1981 | 1988 | 1994 | 1995 | 1988 | 1995 | 1980 | 1988 |
| Lowest Mean Temperature (F) | 44.5 | 50.8 | 54.0 | 60.0 | 70.4 | 82.0 | 89.7 | 85.8 | 77.9 | 66.2 | 53.0 | 45.8 | 44.5 |
| Year Lowest Occurred | 1979 | 1979 | 1973 | 1975 | 1977 | 1998 | 1993 | 1979 | 1985 | 1971 | 2000 | 1978 | 1979 |
| Mean Min. Temperature (F) | 35.1 | 39.2 | 44.3 | 50.5 | 59.6 | 68.8 | 76.1 | 74.9 | 67.1 | 54.5 | 41.6 | 34.4 | 53.8 |
| Highest Mean Min. Temperature (F) | 40.5 | 44.9 | 48.9 | 56.4 | 66.7 | 74.8 | 79.8 | 78.9 | 72.2 | 59.4 | 45.2 | 38.9 | 79.8 |
| Year Highest Occurred | 1980 | 1995 | 1986 | 1989 | 1997 | 1981 | 1996 | 1996 | 1997 | 1988 | 1996 | 1977 | 1996 |
| Lowest Mean Min. Temperature (F) | 28.6 | 33.7 | 37.1 | 44.1 | 54.6 | 64.0 | 70.7 | 67.7 | 61.1 | 48.3 | 36.5 | 29.5 | 28.6 |
| Year Lowest Occurred | 1972 | 1974 | 1977 | 1975 | 1980 | 1995 | 1979 | 1979 | 1973 | 1971 | 1979 | 1976 | 1972 |
| Mean Precipitation (in.) | 1.03 | 1.03 | 0.95 | 0.28 | 0.16 | 0.06 | 0.67 | 1.46 | 0.92 | 0.72 | 0.62 | 0.69 | 8.59 |
| Highest Precipitation (in.) | 4.31 | 3.83 | 3.38 | 1.37 | 0.92 | 0.95 | 3.03 | 5.62 | 5.65 | 3.08 | 2.95 | 3.52 | 5.65 |
| Year Highest Occurred | 1993 | 1993 | 1991 | 1988 | 1982 | 2000 | 1999 | 1982 | 1983 | 1972 | 1985 | 1984 | 1983 |
| 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 | 1984 | 1984 | 1997 | 2000 | 2000 | 1998 | 1993 | 1985 | 2000 | 1999 | 1999 | 1999 | 1984 |
| Heating Degree Days (F) | 445. | 277. | 192. | 78. | 10. | 0. | 0. | 0. | 0. | 26. | 216. | 448. | 1692. |
| Cooling Degree Days (F) | 0. | 5. | 51. | 163. | 384. | 661. | 852. | 800. | 570. | 244. | 25. | 0. | 3755. |