| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 53.9 | 60.7 | 66.3 | 72.6 | 81.1 | 88.1 | 93.4 | 92.2 | 87.9 | 77.9 | 64.1 | 53.9 | 74.4 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 45.8 | 50.4 | 54.6 | 59.3 | 66.3 | 72.4 | 76.7 | 75.7 | 72.2 | 63.8 | 53.0 | 45.6 | 61.4 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 37.7 | 40.2 | 42.8 | 45.9 | 51.6 | 56.8 | 60.0 | 59.2 | 56.5 | 49.7 | 41.9 | 37.2 | 48.3 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 2.74 | 2.54 | 2.16 | 0.98 | 0.53 | 0.08 | 0.00 | 0.01 | 0.29 | 0.82 | 1.69 | 2.22 | 14.06 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 595. | 407. | 324. | 190. | 60. | 7. | 0. | 0. | 6. | 91. | 360. | 603. | 2645. |
| Cooling Degree Days (F) | 0. | 0. | 0. | 17. | 102. | 230. | 363. | 332. | 222. | 54. | 0. | 0. | 1321. |