Dudley, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 40.7 °F (low) to 59.3 °F (high). Annual precipitation averages 43.5 Inches. Dudley is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 20.0 °F | 34.6 °F | 3.1 in. |
| February | 21.5 °F | 37.7 °F | 2.44 in. |
| March | 27.9 °F | 46.3 °F | 3.74 in. |
| April | 38.6 °F | 59.9 °F | 3.68 in. |
| May | 48.8 °F | 69.6 °F | 4.18 in. |
| June | 57.4 °F | 77.5 °F | 4.05 in. |
| July | 61.2 °F | 81.8 °F | 4.2 in. |
| August | 59.7 °F | 80.3 °F | 3.57 in. |
| September | 53.0 °F | 73.7 °F | 4.26 in. |
| October | 42.7 °F | 62.1 °F | 3.62 in. |
| November | 32.8 °F | 49.5 °F | 3.35 in. |
| December | 25.0 °F | 38.6 °F | 3.27 in. |
| Annual | 40.7 °F | 59.3 °F | 43.46 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |