McClure, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 39.8 °F (low) to 61 °F (high). Annual precipitation averages 44.7 Inches. McClure 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 | 18.9 °F | 35.3 °F | 3.15 in. |
| February | 20.0 °F | 38.6 °F | 2.42 in. |
| March | 27.0 °F | 47.8 °F | 3.46 in. |
| April | 37.2 °F | 61.6 °F | 3.77 in. |
| May | 47.6 °F | 72.0 °F | 4.13 in. |
| June | 57.1 °F | 80.1 °F | 4.21 in. |
| July | 61.2 °F | 84.4 °F | 4.17 in. |
| August | 59.5 °F | 82.6 °F | 4.15 in. |
| September | 52.3 °F | 75.4 °F | 4.61 in. |
| October | 41.1 °F | 63.3 °F | 3.99 in. |
| November | 31.4 °F | 50.9 °F | 3.19 in. |
| December | 24.2 °F | 39.7 °F | 3.41 in. |
| Annual | 39.8 °F | 61 °F | 44.66 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 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 | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |