| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F |
| 1990 Hardiness Zone: | Zone 1b: -15F to -10F |
| Average First Frost Date: | Oct. 1 - Oct. 10 |
| Average Last Frost Date: | May 1 - May 10 |
| 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 12451 - Leeds, NY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 14 | 17 | 26 | 36 | 47 | 56 | 60 | 59 | 51 | 40 | 32 | 21 | 38 |
| Avg Max Temp (°F) | 33 | 36 | 45 | 58 | 70 | 78 | 83 | 81 | 72 | 61 | 49 | 37 | 59 |
| Avg Precip (In.) | 3.07 | 2.46 | 3.35 | 3.63 | 4.14 | 3.98 | 3.94 | 3.6 | 3.84 | 3.48 | 3.58 | 3.09 | 42.15 |