| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 54.3 | 58.8 | 63.2 | 70.9 | 80.3 | 91.1 | 95.6 | 94.0 | 87.8 | 76.8 | 63.1 | 55.2 | 74.3 |
| Highest Mean Max. Temperature (F) | 62.5 | 65.9 | 74.3 | 80.4 | 88.4 | 96.1 | 98.2 | 97.7 | 94.1 | 83.8 | 70.6 | 63.4 | 98.2 |
| Year Highest Occurred | 1986 | 1991 | 1972 | 1989 | 1984 | 1981 | 1988 | 1998 | 1979 | 1988 | 1995 | 1980 | 1988 |
| Lowest Mean Max. Temperature (F) | 44.4 | 52.8 | 53.7 | 61.6 | 71.7 | 85.2 | 92.5 | 89.2 | 81.1 | 69.0 | 56.7 | 49.6 | 44.4 |
| Year Lowest Occurred | 1979 | 1998 | 1973 | 1975 | 1977 | 1991 | 1984 | 1983 | 1986 | 1972 | 1994 | 1987 | 1979 |
| Mean Temperature (F) | 42.9 | 46.8 | 50.8 | 57.7 | 66.7 | 76.9 | 82.5 | 80.9 | 74.6 | 63.2 | 50.7 | 43.6 | 61.4 |
| Highest Mean Temperature (F) | 49.5 | 52.7 | 58.9 | 66.9 | 74.0 | 81.9 | 86.0 | 84.9 | 79.0 | 69.7 | 57.1 | 49.6 | 86.0 |
| Year Highest Occurred | 1986 | 1991 | 1972 | 1989 | 1984 | 1981 | 1996 | 1995 | 1979 | 1988 | 1995 | 1980 | 1996 |
| Lowest Mean Temperature (F) | 34.2 | 41.2 | 44.0 | 48.5 | 59.3 | 72.4 | 79.5 | 77.1 | 68.6 | 57.5 | 45.7 | 37.0 | 34.2 |
| Year Lowest Occurred | 1979 | 1979 | 1973 | 1975 | 1977 | 1991 | 1993 | 1983 | 1986 | 1984 | 1994 | 1978 | 1979 |
| Mean Min. Temperature (F) | 31.4 | 34.7 | 38.4 | 44.5 | 53.0 | 62.6 | 69.3 | 67.8 | 61.3 | 49.6 | 38.3 | 31.9 | 48.6 |
| Highest Mean Min. Temperature (F) | 36.5 | 40.5 | 43.5 | 53.3 | 59.6 | 67.8 | 74.4 | 72.1 | 66.1 | 55.5 | 43.5 | 36.4 | 74.4 |
| Year Highest Occurred | 1986 | 1995 | 1989 | 1989 | 1984 | 1981 | 1996 | 1995 | 1997 | 1988 | 1995 | 1977 | 1996 |
| Lowest Mean Min. Temperature (F) | 24.0 | 28.0 | 30.8 | 35.4 | 46.9 | 59.3 | 65.7 | 64.3 | 55.0 | 44.8 | 34.4 | 24.4 | 24.0 |
| Year Lowest Occurred | 1979 | 1979 | 1977 | 1975 | 1977 | 1998 | 1987 | 1975 | 1985 | 1984 | 1972 | 1978 | 1979 |
| Mean Precipitation (in.) | 1.23 | 1.10 | 1.31 | 0.47 | 0.31 | 0.19 | 0.98 | 1.41 | 0.66 | 0.81 | 0.71 | 0.82 | 10.00 |
| Highest Precipitation (in.) | 5.87 | 4.62 | 4.82 | 2.49 | 2.15 | 1.50 | 3.96 | 5.40 | 2.95 | 2.84 | 2.60 | 3.04 | 5.87 |
| Year Highest Occurred | 1993 | 1993 | 1992 | 1988 | 1992 | 1972 | 1990 | 1984 | 1976 | 2000 | 1985 | 1984 | 1993 |
| 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 | 1984 | 1984 | 1992 | 1991 | 1989 | 1993 | 1985 | 1993 | 1999 | 1992 | 1981 | 1984 |
| Heating Degree Days (F) | 686. | 512. | 450. | 260. | 97. | 4. | 0. | 0. | 7. | 146. | 433. | 665. | 3260. |
| Cooling Degree Days (F) | 0. | 0. | 9. | 42. | 149. | 360. | 542. | 492. | 294. | 91. | 3. | 0. | 1982. |