| 2023 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 5b: -15°F to -10°F |
| 2012 Hardiness Zone: | Zone 5a: -20°F to -15°F |
| 1990 Hardiness Zone: | Zone 4b: -25F to -20F |
| Average First Frost Date: | Oct. 1 - Oct. 10 |
| Average Last Frost Date: | May 11 - May 20 |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year |
| Ecoregion: | 59i - Hudson Valley |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 12833 - Greenfield Center, NY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 10 | 12 | 22 | 34 | 45 | 54 | 59 | 57 | 49 | 38 | 30 | 18 | 36 |
| Avg Max Temp (°F) | 30 | 33 | 43 | 56 | 70 | 77 | 82 | 79 | 71 | 60 | 46 | 34 | 57 |
| Avg Precip (In.) | 3.47 | 2.61 | 3.68 | 3.69 | 4.15 | 4.02 | 3.78 | 3.97 | 3.93 | 3.6 | 3.83 | 3.41 | 44.15 |