New Florence, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 4.9 °C (low) to 16.6 °C (high). Annual precipitation averages 1208.8 Millimeters. New Florence 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 | -6.3 °C | 2.9 °C | 93.98 mm |
| February | -5.7 °C | 4.6 °C | 80.26 mm |
| March | -1.7 °C | 9.4 °C | 99.31 mm |
| April | 3.9 °C | 17.1 °C | 105.66 mm |
| May | 9.5 °C | 22.6 °C | 109.73 mm |
| June | 14.1 °C | 26.7 °C | 120.14 mm |
| July | 16.3 °C | 28.7 °C | 116.08 mm |
| August | 15.4 °C | 28.1 °C | 109.22 mm |
| September | 11.7 °C | 24.4 °C | 99.06 mm |
| October | 5.2 °C | 17.9 °C | 88.39 mm |
| November | 0.3 °C | 11.2 °C | 91.95 mm |
| December | -3.4 °C | 5.3 °C | 95 mm |
| Annual | 4.9 °C | 16.6 °C | 1208.78 mm |
| 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 : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |