| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 69.0 | 73.4 | 77.8 | 84.8 | 92.4 | 101.8 | 105.3 | 104.3 | 99.6 | 89.1 | 77.0 | 68.7 | 86.9 |
| Highest Mean Max. Temperature (F) | 74.6 | 79.8 | 85.3 | 92.0 | 98.8 | 106.4 | 107.7 | 107.5 | 104.3 | 94.7 | 83.6 | 75.4 | 107.7 |
| Year Highest Occurred | 1986 | 1991 | 1972 | 1989 | 1997 | 1978 | 1978 | 1995 | 1995 | 1988 | 1995 | 1980 | 1978 |
| Lowest Mean Max. Temperature (F) | 61.8 | 69.0 | 71.0 | 75.3 | 85.1 | 97.8 | 102.5 | 100.4 | 92.8 | 81.2 | 70.2 | 62.8 | 61.8 |
| Year Lowest Occurred | 1979 | 1998 | 1973 | 1975 | 1977 | 1998 | 1984 | 1983 | 1976 | 1972 | 1994 | 1971 | 1979 |
| Mean Temperature (F) | 55.2 | 59.4 | 63.6 | 69.6 | 76.6 | 85.0 | 90.3 | 90.2 | 85.2 | 74.4 | 62.3 | 54.7 | 72.2 |
| Highest Mean Temperature (F) | 60.1 | 64.3 | 68.8 | 75.6 | 82.5 | 88.7 | 92.7 | 94.0 | 90.3 | 79.5 | 68.4 | 59.4 | 94.0 |
| Year Highest Occurred | 1986 | 1995 | 1972 | 1989 | 1997 | 1978 | 1980 | 1995 | 1995 | 1988 | 1995 | 1980 | 1995 |
| Lowest Mean Temperature (F) | 50.6 | 55.8 | 58.7 | 61.6 | 70.5 | 80.6 | 88.0 | 86.7 | 79.7 | 68.1 | 56.8 | 50.4 | 50.4 |
| Year Lowest Occurred | 1979 | 1975 | 1977 | 1975 | 1977 | 1982 | 1991 | 1979 | 1985 | 1971 | 1994 | 1971 | 1971 |
| Mean Min. Temperature (F) | 41.4 | 45.3 | 49.4 | 54.4 | 60.7 | 68.2 | 75.2 | 76.0 | 70.7 | 59.7 | 47.6 | 40.7 | 57.4 |
| Highest Mean Min. Temperature (F) | 46.3 | 50.2 | 53.6 | 59.8 | 66.6 | 74.1 | 77.8 | 81.0 | 76.3 | 65.0 | 53.2 | 44.6 | 81.0 |
| Year Highest Occurred | 2000 | 1996 | 1986 | 2000 | 2000 | 2000 | 1980 | 2000 | 1995 | 1987 | 1995 | 1977 | 2000 |
| Lowest Mean Min. Temperature (F) | 34.7 | 40.6 | 44.6 | 48.0 | 56.0 | 63.3 | 72.2 | 71.4 | 65.1 | 53.5 | 43.3 | 35.9 | 34.7 |
| Year Lowest Occurred | 1972 | 1974 | 1977 | 1975 | 1977 | 1982 | 1987 | 1976 | 1973 | 1971 | 1994 | 1990 | 1972 |
| Mean Precipitation (in.) | 0.48 | 0.39 | 0.34 | 0.08 | 0.04 | 0.00 | 0.13 | 0.32 | 0.36 | 0.28 | 0.19 | 0.41 | 3.02 |
| Highest Precipitation (in.) | 3.45 | 1.41 | 1.85 | 0.47 | 0.72 | 0.01 | 0.76 | 3.87 | 2.84 | 2.59 | 0.90 | 2.40 | 3.87 |
| Year Highest Occurred | 1993 | 1980 | 1992 | 1999 | 1994 | 1997 | 1984 | 1977 | 1976 | 1986 | 1985 | 1982 | 1977 |
| 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 | 1989 | 1999 | 2000 | 2000 | 2000 | 2000 | 1997 | 1996 | 1999 | 1999 | 2000 | 2000 |
| Heating Degree Days (F) | 309. | 172. | 116. | 47. | 7. | 0. | 0. | 0. | 0. | 12. | 129. | 323. | 1115. |
| Cooling Degree Days (F) | 4. | 13. | 73. | 186. | 365. | 600. | 783. | 780. | 606. | 303. | 48. | 3. | 3764. |