| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 53.0 | 58.6 | 65.3 | 73.4 | 83.2 | 94.0 | 99.4 | 97.5 | 89.9 | 77.5 | 62.4 | 53.3 | 75.6 |
| Highest Mean Max. Temperature (F) | 60.3 | 65.2 | 76.2 | 82.5 | 92.0 | 100.9 | 103.9 | 102.5 | 95.3 | 84.9 | 70.3 | 61.6 | 103.9 |
| Year Highest Occurred | 1986 | 1991 | 1972 | 1989 | 1997 | 2000 | 2000 | 2000 | 1979 | 1988 | 1995 | 1980 | 2000 |
| Lowest Mean Max. Temperature (F) | 43.4 | 53.6 | 54.9 | 63.4 | 74.2 | 89.4 | 95.1 | 93.0 | 83.9 | 71.2 | 55.1 | 47.1 | 43.4 |
| Year Lowest Occurred | 1979 | 1993 | 1973 | 1975 | 1977 | 1991 | 1974 | 1983 | 1986 | 1971 | 1994 | 1971 | 1979 |
| Mean Temperature (F) | 45.6 | 50.5 | 55.8 | 63.3 | 72.4 | 82.6 | 88.1 | 86.4 | 79.3 | 67.5 | 54.0 | 45.9 | 66.0 |
| Highest Mean Temperature (F) | 51.7 | 56.8 | 65.4 | 71.4 | 81.4 | 89.1 | 92.8 | 91.5 | 84.5 | 74.6 | 61.6 | 53.3 | 92.8 |
| Year Highest Occurred | 1986 | 1995 | 1972 | 1989 | 1997 | 2000 | 2000 | 1996 | 1995 | 1988 | 1995 | 1980 | 2000 |
| Lowest Mean Temperature (F) | 38.3 | 45.7 | 48.1 | 54.5 | 64.7 | 77.4 | 84.0 | 80.8 | 72.8 | 62.0 | 47.6 | 39.9 | 38.3 |
| Year Lowest Occurred | 1979 | 1979 | 1973 | 1975 | 1977 | 1980 | 1974 | 1983 | 1986 | 1971 | 1994 | 1990 | 1979 |
| Mean Min. Temperature (F) | 38.1 | 42.3 | 46.3 | 53.2 | 61.5 | 71.1 | 76.7 | 75.3 | 68.6 | 57.5 | 45.6 | 38.4 | 56.2 |
| Highest Mean Min. Temperature (F) | 43.9 | 48.5 | 54.6 | 60.4 | 70.8 | 77.3 | 82.4 | 81.3 | 74.0 | 64.2 | 52.9 | 44.9 | 82.4 |
| Year Highest Occurred | 1981 | 1995 | 1972 | 1989 | 1997 | 2000 | 1996 | 1998 | 1995 | 1988 | 1995 | 1980 | 1996 |
| Lowest Mean Min. Temperature (F) | 33.2 | 37.3 | 39.6 | 45.2 | 55.2 | 62.4 | 71.7 | 68.7 | 61.6 | 51.9 | 40.1 | 31.7 | 31.7 |
| Year Lowest Occurred | 1979 | 1985 | 1977 | 1983 | 1977 | 1980 | 1983 | 1983 | 1986 | 1982 | 1994 | 1990 | 1990 |
| Mean Precipitation (in.) | 0.73 | 0.77 | 0.93 | 0.25 | 0.22 | 0.11 | 0.55 | 0.89 | 0.62 | 0.29 | 0.49 | 0.47 | 6.32 |
| Highest Precipitation (in.) | 2.87 | 3.14 | 5.04 | 1.22 | 1.37 | 0.57 | 2.10 | 5.08 | 3.75 | 2.23 | 2.15 | 2.46 | 5.08 |
| Year Highest Occurred | 1993 | 1998 | 1992 | 1999 | 1971 | 1999 | 1980 | 1984 | 1976 | 1974 | 1987 | 1984 | 1984 |
| 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 | 1977 | 1997 | 1996 | 1993 | 2000 | 2000 | 1987 | 2000 | 1999 | 2000 | 2000 | 2000 |
| Heating Degree Days (F) | 604. | 409. | 322. | 154. | 45. | 1. | 0. | 0. | 2. | 83. | 343. | 594. | 2557. |
| Cooling Degree Days (F) | 0. | 1. | 37. | 103. | 273. | 527. | 713. | 663. | 430. | 161. | 13. | 0. | 2921. |