| 2023 Hardiness Zone: | Zone 5a: -20°F to -15°F |
| 2012 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 4b: -25°F to -20°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 12827 - Fort Ann, NY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 9 | 11 | 23 | 34 | 46 | 54 | 59 | 57 | 49 | 38 | 29 | 17 | 36 |
| Avg Max Temp (°F) | 30 | 33 | 43 | 57 | 70 | 78 | 83 | 80 | 71 | 59 | 47 | 35 | 57 |
| Avg Precip (In.) | 3.19 | 2.25 | 3.03 | 3.06 | 3.85 | 3.57 | 3.89 | 4.18 | 3.82 | 3.36 | 3.55 | 2.98 | 40.73 |