Greene, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 2.9 °C (low) to 14.3 °C (high). Annual precipitation averages 1120.6 Millimeters. Greene 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. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -9.4 °C | -0.1 °C | 70.36 mm |
| February | -8.9 °C | 1.2 °C | 62.99 mm |
| March | -5.1 °C | 6.1 °C | 81.53 mm |
| April | 1.1 °C | 13.9 °C | 96.77 mm |
| May | 7.3 °C | 20.8 °C | 98.55 mm |
| June | 12.4 °C | 25.3 °C | 117.35 mm |
| July | 14.9 °C | 27.4 °C | 105.66 mm |
| August | 14.2 °C | 26.8 °C | 120.14 mm |
| September | 10.3 °C | 22.9 °C | 106.68 mm |
| October | 4.3 °C | 16.1 °C | 99.82 mm |
| November | -0.9 °C | 8.6 °C | 80.52 mm |
| December | -5.2 °C | 2.8 °C | 80.26 mm |
| Annual | 2.9 °C | 14.3 °C | 1120.63 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 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 | Dfb - Humid Continental Mild Summer, Wet All Year |