| 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: | Sep. 21 - Sep. 30 |
| Average Last Frost Date: | May 21 - May 31 |
| 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 13052 - De Ruyter, NY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 11 | 12 | 21 | 32 | 43 | 52 | 57 | 56 | 48 | 37 | 28 | 18 | 34 |
| Avg Max Temp (°F) | 27 | 29 | 39 | 51 | 64 | 73 | 77 | 75 | 67 | 56 | 43 | 33 | 53 |
| Avg Precip (In.) | 2.8 | 2.53 | 2.98 | 3.51 | 3.97 | 4.22 | 3.64 | 3.47 | 4.36 | 3.52 | 3.69 | 3.32 | 41.99 |