| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 34.2 | 38.1 | 46.6 | 55.4 | 65.5 | 76.1 | 80.4 | 77.6 | 70.7 | 58.8 | 45.0 | 34.7 | 57.0 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 21.8 | 26.0 | 34.5 | 42.0 | 51.6 | 61.0 | 65.7 | 63.4 | 56.5 | 45.2 | 32.7 | 22.6 | 43.7 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 9.4 | 14.0 | 22.4 | 28.5 | 37.6 | 45.9 | 51.0 | 49.3 | 42.4 | 31.6 | 20.3 | 10.5 | 30.3 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 0.53 | 0.46 | 1.12 | 1.04 | 1.20 | 0.85 | 1.80 | 2.08 | 1.43 | 0.98 | 0.47 | 0.45 | 12.41 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1339. | 1090. | 946. | 691. | 418. | 141. | 41. | 76. | 257. | 614. | 970. | 1314. | 7899. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 1. | 21. | 62. | 28. | 3. | 0. | 0. | 0. | 116. |