| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 34.8 | 39.3 | 49.3 | 57.1 | 66.1 | 75.0 | 85.9 | 84.8 | 75.5 | 61.8 | 45.1 | 34.3 | 59.2 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 24.8 | 28.8 | 37.3 | 43.2 | 51.2 | 58.4 | 66.6 | 64.8 | 55.9 | 44.7 | 33.3 | 24.2 | 44.5 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 14.8 | 18.2 | 25.4 | 29.2 | 36.4 | 41.8 | 47.4 | 44.9 | 36.3 | 27.5 | 21.5 | 14.0 | 29.8 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.19 | 1.02 | 1.09 | 0.93 | 1.23 | 0.76 | 0.40 | 0.36 | 0.44 | 0.78 | 1.17 | 1.55 | 10.92 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 1246. | 1015. | 857. | 655. | 430. | 218. | 58. | 79. | 282. | 631. | 951. | 1266. | 7689. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 0. | 3. | 20. | 109. | 74. | 9. | 0. | 0. | 0. | 216. |