| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 58.3 | 64.2 | 71.1 | 80.3 | 90.1 | 100.2 | 104.3 | 102.4 | 95.0 | 82.0 | 67.1 | 57.8 | 81.1 |
| Highest Mean Max. Temperature (F) | 65.9 | 72.1 | 81.7 | 89.2 | 97.2 | 105.7 | 107.8 | 106.8 | 99.3 | 90.5 | 76.0 | 65.0 | 107.8 |
| Year Highest Occurred | 1986 | 1991 | 1972 | 1989 | 1997 | 1994 | 1996 | 1996 | 1995 | 1988 | 1995 | 1980 | 1996 |
| Lowest Mean Max. Temperature (F) | 49.6 | 59.4 | 61.8 | 71.0 | 81.6 | 96.9 | 100.1 | 97.6 | 88.5 | 75.6 | 60.6 | 50.9 | 49.6 |
| Year Lowest Occurred | 1979 | 1998 | 1973 | 1975 | 1977 | 1991 | 1986 | 1983 | 1986 | 1972 | 1972 | 1978 | 1979 |
| Mean Temperature (F) | 44.5 | 49.6 | 55.7 | 63.7 | 72.4 | 81.0 | 87.6 | 86.5 | 78.4 | 65.1 | 51.9 | 43.9 | 65.0 |
| Highest Mean Temperature (F) | 51.8 | 54.5 | 62.6 | 70.0 | 78.6 | 85.4 | 92.1 | 89.4 | 82.5 | 72.2 | 57.2 | 49.5 | 92.1 |
| Year Highest Occurred | 1986 | 1995 | 1972 | 1989 | 2000 | 1994 | 1981 | 1986 | 1984 | 1988 | 1995 | 1980 | 1981 |
| Lowest Mean Temperature (F) | 37.9 | 44.5 | 50.8 | 56.8 | 67.1 | 76.5 | 83.4 | 83.4 | 71.1 | 59.1 | 45.9 | 36.4 | 36.4 |
| Year Lowest Occurred | 1979 | 1979 | 1973 | 1975 | 1977 | 1998 | 1986 | 1976 | 1986 | 1984 | 1994 | 1990 | 1990 |
| Mean Min. Temperature (F) | 30.6 | 34.9 | 40.3 | 47.1 | 54.7 | 61.7 | 70.8 | 70.5 | 61.7 | 48.1 | 36.7 | 29.9 | 48.9 |
| Highest Mean Min. Temperature (F) | 39.4 | 41.5 | 46.3 | 51.3 | 60.6 | 67.2 | 77.2 | 75.8 | 67.0 | 54.0 | 40.7 | 35.7 | 77.2 |
| Year Highest Occurred | 1980 | 1980 | 1978 | 1990 | 2000 | 1981 | 1981 | 1986 | 1983 | 1988 | 1986 | 1977 | 1981 |
| Lowest Mean Min. Temperature (F) | 25.7 | 28.2 | 35.0 | 42.7 | 50.0 | 53.6 | 66.8 | 67.1 | 53.4 | 42.7 | 29.5 | 21.4 | 21.4 |
| Year Lowest Occurred | 1973 | 1984 | 1984 | 1975 | 1991 | 1996 | 1986 | 1985 | 1996 | 1984 | 1994 | 1990 | 1990 |
| Mean Precipitation (in.) | 0.95 | 0.85 | 0.80 | 0.21 | 0.14 | 0.09 | 0.46 | 0.46 | 0.28 | 0.44 | 0.55 | 0.33 | 5.56 |
| Highest Precipitation (in.) | 3.74 | 3.01 | 3.06 | 1.42 | 0.75 | 0.91 | 3.81 | 1.68 | 2.24 | 2.05 | 1.57 | 3.07 | 3.81 |
| Year Highest Occurred | 1993 | 1998 | 1992 | 1988 | 1991 | 1987 | 1984 | 1983 | 1998 | 1987 | 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 | 1984 | 1999 | 1999 | 2000 | 2000 | 2000 | 2000 | 1999 | 2000 | 1999 | 1999 | 2000 | 1984 |
| Heating Degree Days (F) | 637. | 433. | 301. | 124. | 25. | 0. | 0. | 0. | 3. | 102. | 396. | 656. | 2677. |
| Cooling Degree Days (F) | 0. | 0. | 14. | 84. | 254. | 478. | 699. | 665. | 403. | 104. | 2. | 0. | 2703. |