| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 34.4 | 40.1 | 48.6 | 56.5 | 64.9 | 72.8 | 82.8 | 82.6 | 73.4 | 60.1 | 43.4 | 32.9 | 57.8 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 24.2 | 27.5 | 36.0 | 42.8 | 50.3 | 56.8 | 64.1 | 64.0 | 55.9 | 45.5 | 34.0 | 24.2 | 43.9 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 14.1 | 14.8 | 23.4 | 29.2 | 35.7 | 40.8 | 45.4 | 45.3 | 38.5 | 30.8 | 24.5 | 15.5 | 29.9 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.45 | 1.28 | 1.52 | 1.52 | 1.91 | 1.61 | 0.75 | 0.88 | 0.55 | 0.96 | 1.68 | 1.75 | 15.86 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1263. | 1051. | 899. | 664. | 458. | 255. | 85. | 88. | 280. | 606. | 932. | 1265. | 7845. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 2. | 9. | 57. | 55. | 8. | 0. | 0. | 0. | 131. |