| 2023 Hardiness Zone: | Zone 5b: -15°F to -10°F |
| 2012 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 5b: -15°F to -10°F |
| 1990 Hardiness Zone: | Zone 5a: -20F to -15F |
| Average First Frost Date: | Sep. 21 - Sep. 30 |
| Average Last Frost Date: | May 11 - May 20 |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year |
| Ecoregion: | 60a - Glaciated Low Plateau |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 12083 - Greenville, NY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 12 | 14 | 24 | 33 | 44 | 53 | 58 | 56 | 49 | 37 | 30 | 19 | 36 |
| Avg Max Temp (°F) | 31 | 34 | 43 | 56 | 69 | 76 | 81 | 79 | 71 | 60 | 47 | 36 | 57 |
| Avg Precip (In.) | 2.74 | 2.31 | 3.26 | 3.59 | 4.03 | 4.05 | 3.98 | 3.54 | 3.75 | 3.38 | 3.64 | 2.85 | 41.12 |