Seneca Falls, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 4.3 °C (low) to 14.3 °C (high). Annual precipitation averages 933.7 Millimeters. Seneca Falls is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -7.9 °C | 0.3 °C | 56.39 mm |
| February | -7.7 °C | 1.3 °C | 46.48 mm |
| March | -3.8 °C | 5.7 °C | 63.5 mm |
| April | 2.2 °C | 13.3 °C | 76.96 mm |
| May | 8.6 °C | 20.6 °C | 83.06 mm |
| June | 13.8 °C | 25.3 °C | 97.28 mm |
| July | 16.4 °C | 27.7 °C | 97.79 mm |
| August | 15.6 °C | 27 °C | 91.19 mm |
| September | 12 °C | 23 °C | 88.39 mm |
| October | 5.9 °C | 15.8 °C | 92.2 mm |
| November | 0.6 °C | 9.1 °C | 74.68 mm |
| December | -4.2 °C | 3 °C | 65.79 mm |
| Annual | 4.3 °C | 14.3 °C | 933.71 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| 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 | Dfb - Humid Continental Mild Summer, Wet All Year |