Waterford, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 3.3 °C (low) to 14.3 °C (high). Annual precipitation averages 1240 Millimeters. Waterford is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -8.4 °C | 0.4 °C | 98.55 mm |
| February | -8.3 °C | 1.7 °C | 72.14 mm |
| March | -4.3 °C | 6.6 °C | 88.14 mm |
| April | 1.6 °C | 14 °C | 103.89 mm |
| May | 7.4 °C | 20.4 °C | 104.65 mm |
| June | 12.4 °C | 24.8 °C | 119.89 mm |
| July | 14.7 °C | 26.9 °C | 117.86 mm |
| August | 13.9 °C | 26.2 °C | 96.77 mm |
| September | 10.3 °C | 22.7 °C | 111.76 mm |
| October | 4.6 °C | 16 °C | 118.11 mm |
| November | -0.2 °C | 9.1 °C | 102.36 mm |
| December | -4.6 °C | 3 °C | 105.92 mm |
| Annual | 3.3 °C | 14.3 °C | 1240.04 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |