| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 59.5 | 63.5 | 68.8 | 76.6 | 85.0 | 94.5 | 93.3 | 90.5 | 87.6 | 78.3 | 67.6 | 59.8 | 77.1 |
| Highest Mean Max. Temperature (F) | 67.1 | 71.4 | 76.9 | 87.2 | 93.1 | 100.2 | 97.2 | 94.2 | 92.5 | 85.3 | 76.1 | 66.4 | 100.2 |
| Year Highest Occurred | 2000 | 1999 | 1989 | 1989 | 2000 | 1990 | 1978 | 1975 | 2000 | 1995 | 1999 | 2000 | 1990 |
| Lowest Mean Max. Temperature (F) | 51.3 | 58.0 | 61.5 | 68.9 | 79.5 | 89.4 | 88.7 | 86.2 | 82.1 | 71.3 | 61.0 | 54.0 | 51.3 |
| Year Lowest Occurred | 1979 | 1978 | 1981 | 1983 | 1979 | 1984 | 1976 | 1990 | 1976 | 1976 | 2000 | 1997 | 1979 |
| Mean Temperature (F) | 47.8 | 51.0 | 55.4 | 62.0 | 69.9 | 78.8 | 79.9 | 77.9 | 74.5 | 65.4 | 55.1 | 48.3 | 63.8 |
| Highest Mean Temperature (F) | 52.7 | 55.2 | 62.7 | 70.6 | 75.7 | 82.8 | 83.1 | 80.5 | 78.3 | 69.7 | 61.4 | 52.7 | 83.1 |
| Year Highest Occurred | 2000 | 1999 | 1972 | 1989 | 2000 | 1974 | 1971 | 1975 | 1997 | 1987 | 1999 | 1981 | 1971 |
| Lowest Mean Temperature (F) | 42.1 | 47.0 | 49.9 | 56.4 | 65.8 | 73.9 | 76.8 | 73.8 | 70.7 | 59.6 | 48.9 | 43.8 | 42.1 |
| Year Lowest Occurred | 1979 | 1998 | 1973 | 1975 | 1995 | 1991 | 1976 | 1990 | 1976 | 1976 | 2000 | 1974 | 1979 |
| Mean Min. Temperature (F) | 36.1 | 38.5 | 41.9 | 47.3 | 54.8 | 63.1 | 66.5 | 65.2 | 61.4 | 52.4 | 42.6 | 36.7 | 50.5 |
| Highest Mean Min. Temperature (F) | 39.1 | 42.3 | 49.1 | 54.0 | 59.4 | 66.5 | 69.8 | 67.3 | 65.3 | 56.8 | 47.4 | 41.0 | 69.8 |
| Year Highest Occurred | 1986 | 1995 | 1972 | 1989 | 1984 | 1974 | 1971 | 1997 | 1983 | 1987 | 1995 | 1977 | 1971 |
| Lowest Mean Min. Temperature (F) | 32.9 | 33.9 | 38.0 | 42.5 | 50.8 | 56.6 | 63.3 | 61.4 | 57.7 | 47.8 | 36.6 | 32.1 | 32.1 |
| Year Lowest Occurred | 1979 | 1990 | 1987 | 1995 | 1995 | 1991 | 1992 | 1990 | 1988 | 1976 | 1992 | 1974 | 1974 |
| Mean Precipitation (in.) | 1.03 | 0.74 | 0.71 | 0.24 | 0.27 | 0.62 | 2.82 | 3.07 | 1.54 | 1.29 | 0.69 | 1.08 | 14.10 |
| Highest Precipitation (in.) | 5.56 | 1.97 | 2.72 | 1.19 | 1.51 | 3.05 | 5.80 | 5.99 | 5.64 | 6.12 | 2.66 | 3.65 | 6.12 |
| Year Highest Occurred | 1993 | 1978 | 1973 | 1987 | 1992 | 2000 | 1975 | 1999 | 1983 | 2000 | 1994 | 1984 | 2000 |
| Lowest Precipitation (in.) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.12 | 0.54 | 0.03 | 0.00 | 0.00 | 0.00 | 0.00 |
| Year Lowest Occurred | 1996 | 1999 | 1984 | 2000 | 2000 | 1995 | 1991 | 1975 | 1992 | 1982 | 1999 | 1981 | 1996 |
| Heating Degree Days (F) | 534. | 392. | 315. | 148. | 37. | 0. | 0. | 0. | 2. | 79. | 307. | 520. | 2334. |
| Cooling Degree Days (F) | 0. | 0. | 16. | 57. | 189. | 415. | 462. | 397. | 288. | 90. | 10. | 0. | 1924. |