| 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: | 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: | 83f - Mohawk Valley |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 12053 - Delanson, NY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 12 | 14 | 23 | 34 | 45 | 54 | 58 | 57 | 49 | 38 | 30 | 19 | 36 |
| Avg Max Temp (°F) | 29 | 32 | 42 | 55 | 68 | 76 | 80 | 78 | 70 | 58 | 46 | 34 | 56 |
| Avg Precip (In.) | 3.04 | 2.49 | 3.54 | 3.7 | 4.16 | 4.17 | 3.87 | 3.73 | 3.84 | 3.51 | 3.76 | 3.2 | 43.02 |