| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Mean Max. Temperature (F) | 54.9 | 61.2 | 67.6 | 74.8 | 83.2 | 90.5 | 96.3 | 95.4 | 89.2 | 78.3 | 64.9 | 55.9 | 76.1 |
| Highest Mean Max. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Max. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Temperature (F) | 47.7 | 52.2 | 57.5 | 62.3 | 69.3 | 75.4 | 81.4 | 79.7 | 75.0 | 65.8 | 55.5 | 47.2 | 64.1 |
| Highest Mean Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Min. Temperature (F) | 40.4 | 43.1 | 47.3 | 49.8 | 55.4 | 60.2 | 66.5 | 64.1 | 60.8 | 53.3 | 46.0 | 38.5 | 52.2 |
| Highest Mean Min. Temperature (F) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Mean Min. Temperature (F) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Mean Precipitation (in.) | 1.02 | 1.33 | 1.08 | 0.57 | 0.31 | 0.04 | 0.03 | 0.04 | 0.29 | 0.54 | 0.56 | 0.55 | 6.36 |
| Highest Precipitation (in.) | |||||||||||||
| Year Highest Occurred | |||||||||||||
| Lowest Precipitation (in.) | |||||||||||||
| Year Lowest Occurred | |||||||||||||
| Heating Degree Days (F) | 538. | 360. | 245. | 134. | 38. | 4. | 0. | 0. | 3. | 69. | 291. | 551. | 2233. |
| Cooling Degree Days (F) | 0. | 0. | 11. | 53. | 171. | 315. | 508. | 457. | 303. | 94. | 4. | 0. | 1916. |