Greenville, New York has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 7 °C (low) to 16.6 °C (high). Annual precipitation averages 1245.1 Millimeters. Greenville is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -10.2 °C | 0.4 °C | 76.71 mm |
| February | -9.5 °C | 1.9 °C | 64.01 mm |
| March | -5.1 °C | 6.3 °C | 83.82 mm |
| April | 1.2 °C | 14.2 °C | 84.07 mm |
| May | 7.2 °C | 20.7 °C | 87.12 mm |
| June | 12.3 °C | 25.1 °C | 108.71 mm |
| July | 14.9 °C | 27.6 °C | 92.2 mm |
| August | 14.1 °C | 26.6 °C | 104.39 mm |
| September | 9.8 °C | 22.7 °C | 99.06 mm |
| October | 3.7 °C | 15.8 °C | 116.84 mm |
| November | -1.6 °C | 9.1 °C | 80.52 mm |
| December | -6.3 °C | 3.1 °C | 92.46 mm |
| Annual | 2.5 °C | 14.5 °C | 1089.91 mm |
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.9 °C | 3.5 °C | 94.49 mm |
| February | -4.2 °C | 4.9 °C | 73.41 mm |
| March | -0.4 °C | 9 °C | 104.39 mm |
| April | 5.3 °C | 15.9 °C | 97.79 mm |
| May | 10.7 °C | 21.5 °C | 95 mm |
| June | 15.9 °C | 26.4 °C | 121.16 mm |
| July | 19 °C | 29.2 °C | 106.43 mm |
| August | 18.3 °C | 28.1 °C | 116.08 mm |
| September | 14.4 °C | 24.4 °C | 120.65 mm |
| October | 8.1 °C | 17.9 °C | 107.44 mm |
| November | 2.9 °C | 12 °C | 96.01 mm |
| December | -1.3 °C | 6.4 °C | 112.27 mm |
| Annual | 7 °C | 16.6 °C | 1245.12 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |