Needmore, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 5.4 °C (low) to 17.6 °C (high). Annual precipitation averages 1011.9 Millimeters. Needmore is located in USDA Plant Hardiness Zone 7a. 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 | -5.7 °C | 4.3 °C | 69.34 mm |
| February | -4.9 °C | 6.2 °C | 56.9 mm |
| March | -1.2 °C | 10.8 °C | 84.07 mm |
| April | 4.3 °C | 18.1 °C | 89.66 mm |
| May | 9.5 °C | 22.9 °C | 106.43 mm |
| June | 14.4 °C | 27.5 °C | 102.36 mm |
| July | 17.1 °C | 30 °C | 90.17 mm |
| August | 16 °C | 29 °C | 84.07 mm |
| September | 12.1 °C | 25.3 °C | 96.27 mm |
| October | 5.7 °C | 18.8 °C | 83.57 mm |
| November | 0.6 °C | 12.4 °C | 70.87 mm |
| December | -3.3 °C | 6.3 °C | 78.23 mm |
| Annual | 5.4 °C | 17.6 °C | 1011.94 mm |
| 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 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |