| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 35.0 | 43.4 | 56.2 | 64.9 | 74.3 | 82.6 | 92.9 | 91.0 | 80.2 | 65.3 | 47.7 | 36.0 | 64.2 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 28.0 | 34.1 | 44.7 | 51.6 | 60.4 | 68.0 | 76.1 | 73.7 | 63.6 | 51.2 | 38.5 | 28.9 | 51.7 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 21.0 | 24.7 | 33.2 | 38.4 | 46.5 | 53.3 | 59.4 | 56.5 | 47.1 | 37.1 | 29.3 | 21.8 | 39.1 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.74 | 1.25 | 1.20 | 0.95 | 1.10 | 1.05 | 0.31 | 0.33 | 0.43 | 0.73 | 1.58 | 1.95 | 12.62 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1147. | 866. | 630. | 402. | 185. | 49. | 5. | 8. | 110. | 430. | 795. | 1119. | 5744. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 2. | 42. | 137. | 350. | 279. | 69. | 2. | 0. | 0. | 881. |