| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 67.9 | 73.0 | 78.4 | 85.7 | 93.2 | 102.5 | 105.6 | 104.8 | 100.2 | 89.5 | 76.4 | 67.6 | 87.1 |
| Highest Mean Max. Temperature (F) | 74.3 | 78.4 | 88.0 | 93.5 | 99.7 | 107.1 | 108.2 | 107.8 | 104.9 | 94.7 | 83.7 | 73.2 | 108.2 |
| Year Highest Occurred | 1986 | 1995 | 1972 | 1989 | 1997 | 1978 | 1972 | 1995 | 1979 | 1999 | 1999 | 1980 | 1972 |
| Lowest Mean Max. Temperature (F) | 60.1 | 69.3 | 71.4 | 76.7 | 86.1 | 97.3 | 102.4 | 101.0 | 93.4 | 82.7 | 70.7 | 62.1 | 60.1 |
| Year Lowest Occurred | 1979 | 1998 | 1973 | 1975 | 1977 | 1991 | 1986 | 1983 | 1985 | 1971 | 2000 | 1984 | 1979 |
| Mean Temperature (F) | 54.3 | 57.8 | 62.7 | 68.8 | 76.1 | 84.7 | 90.8 | 90.6 | 85.3 | 73.7 | 61.2 | 54.1 | 71.7 |
| Highest Mean Temperature (F) | 59.8 | 63.8 | 68.6 | 75.1 | 83.3 | 88.7 | 93.9 | 94.5 | 89.7 | 79.6 | 66.9 | 58.0 | 94.5 |
| Year Highest Occurred | 1986 | 1995 | 1972 | 1989 | 1997 | 1981 | 1996 | 1992 | 1995 | 1988 | 1995 | 1980 | 1992 |
| Lowest Mean Temperature (F) | 48.6 | 53.7 | 57.7 | 62.2 | 70.0 | 80.7 | 88.0 | 85.7 | 79.2 | 68.1 | 56.3 | 49.1 | 48.6 |
| Year Lowest Occurred | 1979 | 1979 | 1977 | 1975 | 1977 | 1982 | 1991 | 1979 | 1985 | 1971 | 2000 | 1978 | 1979 |
| Mean Min. Temperature (F) | 40.7 | 42.6 | 46.9 | 51.8 | 59.0 | 66.9 | 75.9 | 76.4 | 70.3 | 57.8 | 45.9 | 40.6 | 56.2 |
| Highest Mean Min. Temperature (F) | 45.4 | 49.1 | 51.1 | 56.6 | 66.9 | 72.0 | 80.4 | 81.8 | 76.5 | 64.9 | 51.2 | 44.5 | 81.8 |
| Year Highest Occurred | 1993 | 1995 | 1978 | 1989 | 1997 | 1994 | 1996 | 1992 | 1983 | 1988 | 1995 | 1991 | 1992 |
| Lowest Mean Min. Temperature (F) | 34.7 | 37.6 | 41.5 | 47.6 | 52.9 | 62.4 | 70.7 | 68.9 | 62.9 | 52.8 | 40.8 | 35.9 | 34.7 |
| Year Lowest Occurred | 1972 | 1990 | 1977 | 1975 | 1971 | 1982 | 1979 | 1979 | 1973 | 1979 | 1979 | 1978 | 1972 |
| Mean Precipitation (in.) | 0.45 | 0.35 | 0.36 | 0.15 | 0.05 | 0.03 | 0.31 | 0.70 | 0.50 | 0.31 | 0.17 | 0.51 | 3.89 |
| Highest Precipitation (in.) | 2.44 | 2.08 | 1.61 | 1.08 | 0.42 | 0.37 | 3.51 | 5.47 | 5.08 | 3.86 | 1.09 | 2.12 | 5.47 |
| Year Highest Occurred | 1979 | 1976 | 1992 | 1999 | 1979 | 1988 | 1989 | 1977 | 1997 | 1972 | 1993 | 1994 | 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 | 1997 | 1990 | 2000 | 2000 | 2000 | 2000 | 1997 | 2000 | 1999 | 2000 | 2000 | 2000 |
| Heating Degree Days (F) | 334. | 211. | 133. | 51. | 10. | 0. | 0. | 0. | 0. | 18. | 158. | 339. | 1254. |
| Cooling Degree Days (F) | 2. | 8. | 60. | 162. | 353. | 591. | 797. | 793. | 608. | 287. | 42. | 1. | 3704. |