| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F 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: | Oct. 11 - Oct. 20 |
| Average Last Frost Date: | May 11 - May 20 |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year |
| Ecoregion: | 83c - Ontario Lowlands |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 13066 - Fayetteville, NY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 13 | 15 | 23 | 34 | 45 | 54 | 59 | 58 | 50 | 40 | 31 | 20 | 37 |
| Avg Max Temp (°F) | 30 | 33 | 42 | 55 | 68 | 76 | 81 | 79 | 71 | 59 | 47 | 35 | 56 |
| Avg Precip (In.) | 2.84 | 2.33 | 3.05 | 3.49 | 3.46 | 3.87 | 3.84 | 3.71 | 4.38 | 3.44 | 3.93 | 3.3 | 41.63 |