Dale, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 39.3 °F (low) to 60.2 °F (high). Annual precipitation averages 47.8 Inches. Dale is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 18.8 °F | 35.5 °F | 3.49 in. |
| February | 20.3 °F | 38.5 °F | 3.26 in. |
| March | 26.9 °F | 47.2 °F | 3.97 in. |
| April | 37.4 °F | 61.0 °F | 4.26 in. |
| May | 47.3 °F | 70.8 °F | 4.28 in. |
| June | 55.7 °F | 78.4 °F | 4.58 in. |
| July | 59.7 °F | 82.3 °F | 4.44 in. |
| August | 58.1 °F | 80.9 °F | 4.38 in. |
| September | 51.5 °F | 74.5 °F | 4.32 in. |
| October | 40.4 °F | 62.8 °F | 3.5 in. |
| November | 31.0 °F | 50.5 °F | 3.47 in. |
| December | 24.1 °F | 39.9 °F | 3.85 in. |
| Annual | 39.3 °F | 60.2 °F | 47.8 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |