| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual Monthly |
|
| Mean Max. Temperature (F) | 65.4 | 71.4 | 78.3 | 87.3 | 97.0 | 107.4 | 111.7 | 109.7 | 102.9 | 90.2 | 74.8 | 65.5 | 88.5 |
| Highest Mean Max. Temperature (F) | 72.9 | 77.2 | 88.3 | 96.0 | 105.9 | 113.2 | 115.1 | 114.0 | 107.3 | 97.0 | 82.2 | 72.6 | 115.1 |
| Year Highest Occurred | 1986 | 1991 | 1972 | 1989 | 1984 | 1994 | 1996 | 1995 | 1979 | 1988 | 1995 | 1980 | 1996 |
| Lowest Mean Max. Temperature (F) | 55.2 | 66.0 | 68.5 | 77.3 | 89.7 | 102.3 | 108.1 | 105.4 | 95.8 | 83.7 | 69.0 | 59.0 | 55.2 |
| Year Lowest Occurred | 1979 | 1998 | 1973 | 1975 | 1980 | 1991 | 1986 | 1979 | 1986 | 1972 | 1994 | 1992 | 1979 |
| Mean Temperature (F) | 54.4 | 59.1 | 64.2 | 71.7 | 81.0 | 90.4 | 95.6 | 94.4 | 87.2 | 75.0 | 62.1 | 54.3 | 74.1 |
| Highest Mean Temperature (F) | 58.9 | 63.6 | 71.7 | 79.8 | 87.9 | 94.7 | 99.9 | 98.2 | 90.3 | 79.6 | 67.4 | 59.8 | 99.9 |
| Year Highest Occurred | 1986 | 1996 | 1972 | 1989 | 1997 | 1981 | 1996 | 1994 | 1995 | 1988 | 1995 | 1980 | 1996 |
| Lowest Mean Temperature (F) | 47.0 | 53.7 | 57.6 | 64.2 | 75.3 | 85.8 | 92.0 | 90.5 | 81.4 | 70.4 | 56.8 | 48.9 | 47.0 |
| Year Lowest Occurred | 1979 | 1979 | 1973 | 1975 | 1980 | 1991 | 1993 | 1979 | 1985 | 1971 | 2000 | 1978 | 1979 |
| Mean Min. Temperature (F) | 43.3 | 46.7 | 50.0 | 56.1 | 65.0 | 73.4 | 79.4 | 79.1 | 71.5 | 59.8 | 49.4 | 43.0 | 59.7 |
| Highest Mean Min. Temperature (F) | 48.8 | 51.7 | 55.1 | 63.5 | 72.0 | 78.9 | 84.6 | 83.0 | 76.3 | 63.0 | 53.3 | 47.0 | 84.6 |
| Year Highest Occurred | 1980 | 1996 | 1972 | 1989 | 1997 | 1981 | 1996 | 1986 | 1997 | 1978 | 1986 | 1980 | 1996 |
| Lowest Mean Min. Temperature (F) | 38.6 | 40.2 | 44.4 | 51.2 | 60.4 | 69.1 | 74.5 | 74.2 | 65.2 | 55.8 | 43.8 | 37.9 | 37.9 |
| Year Lowest Occurred | 1972 | 1979 | 1991 | 1975 | 1977 | 1998 | 1993 | 1976 | 1985 | 1971 | 2000 | 1978 | 1978 |
| Mean Precipitation (in.) | 0.95 | 0.99 | 0.93 | 0.17 | 0.08 | 0.01 | 0.29 | 0.68 | 0.44 | 0.37 | 0.41 | 0.52 | 5.84 |
| Highest Precipitation (in.) | 3.43 | 4.87 | 3.81 | 1.93 | 0.55 | 0.15 | 3.12 | 3.91 | 2.19 | 3.16 | 1.62 | 4.25 | 4.87 |
| Year Highest Occurred | 1980 | 1998 | 1992 | 1988 | 1990 | 1999 | 1984 | 1983 | 1976 | 1992 | 1984 | 1984 | 1998 |
| 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 | 1997 | 2000 | 1998 | 2000 | 1999 | 2000 | 1999 | 2000 | 1999 | 2000 |
| Heating Degree Days (F) | 332. | 180. | 129. | 35. | 3. | 0. | 0. | 0. | 0. | 8. | 138. | 339. | 1164. |
| Cooling Degree Days (F) | 1. | 13. | 102. | 235. | 498. | 761. | 948. | 911. | 666. | 318. | 51. | 4. | 4508. |