| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F | |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F | |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F | |
| 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 | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 14423 - Caledonia, NY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 16 | 17 | 25 | 35 | 46 | 55 | 60 | 58 | 51 | 41 | 32 | 22 | 38 |
| Avg Max Temp (°F) | 32 | 34 | 44 | 56 | 69 | 77 | 82 | 80 | 72 | 61 | 48 | 37 | 58 |
| Avg Precip (In.) | 1.96 | 1.67 | 2.31 | 2.81 | 2.86 | 3.56 | 2.98 | 3.34 | 3.51 | 2.63 | 2.7 | 2.37 | 32.7 |