| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 46.7 | 52.7 | 62.9 | 71.9 | 83.2 | 93.8 | 99.4 | 95.9 | 87.4 | 73.2 | 58.1 | 47.0 | 72.8 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 36.4 | 41.2 | 49.7 | 57.4 | 68.3 | 78.6 | 85.2 | 82.2 | 73.2 | 59.8 | 46.5 | 36.9 | 59.7 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 26.1 | 29.8 | 36.6 | 43.0 | 53.4 | 63.5 | 71.0 | 68.5 | 59.0 | 46.4 | 34.9 | 26.8 | 46.7 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 0.58 | 0.46 | 0.62 | 0.35 | 0.21 | 0.14 | 0.42 | 0.60 | 0.85 | 0.98 | 0.53 | 0.50 | 6.24 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 887. | 665. | 473. | 244. | 56. | 3. | 0. | 0. | 15. | 188. | 555. | 871. | 3957. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 17. | 158. | 412. | 626. | 533. | 261. | 27. | 0. | 0. | 2036. |