| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 39.3 | 42.8 | 48.3 | 54.4 | 63.1 | 71.4 | 81.7 | 81.6 | 74.4 | 61.6 | 45.3 | 37.6 | 58.6 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 29.6 | 31.8 | 36.8 | 41.7 | 49.0 | 56.0 | 63.7 | 62.8 | 55.8 | 46.0 | 35.6 | 28.6 | 44.9 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 19.9 | 20.8 | 25.3 | 28.9 | 34.9 | 40.6 | 45.7 | 43.9 | 37.2 | 30.4 | 25.9 | 19.6 | 31.2 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 3.05 | 2.48 | 1.78 | 1.31 | 1.23 | 1.07 | 0.71 | 0.75 | 0.65 | 1.37 | 3.05 | 3.87 | 21.32 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1097. | 930. | 874. | 700. | 498. | 281. | 103. | 114. | 283. | 589. | 882. | 1128. | 7480. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 2. | 11. | 62. | 44. | 7. | 0. | 0. | 0. | 127. |