| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 43.3 | 51.2 | 63.2 | 72.4 | 82.9 | 93.1 | 98.9 | 96.0 | 87.1 | 73.2 | 56.0 | 44.2 | 71.9 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 31.5 | 38.6 | 48.8 | 57.1 | 66.3 | 75.4 | 81.7 | 79.5 | 70.1 | 57.0 | 42.9 | 32.7 | 56.9 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 19.8 | 26.1 | 34.5 | 41.9 | 49.7 | 57.8 | 64.5 | 63.1 | 53.1 | 40.7 | 29.7 | 21.3 | 41.9 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 0.63 | 0.63 | 0.83 | 0.83 | 0.70 | 0.41 | 0.97 | 0.97 | 0.86 | 1.17 | 0.76 | 0.69 | 9.45 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1037. | 738. | 501. | 252. | 72. | 6. | 0. | 0. | 31. | 264. | 664. | 1000. | 4565. |
| Cooling Degree Days (F) | 0. | 0. | 1. | 16. | 112. | 320. | 518. | 451. | 184. | 14. | 0. | 0. | 1616. |