| 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 1b: -15F to -10F | |
| Average First Frost Date: | Oct. 11 - Oct. 20 | |
| Average Last Frost Date: | May 1 - May 10 | |
| 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 14020 - Batavia, NY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 15 | 16 | 25 | 35 | 46 | 56 | 60 | 58 | 52 | 41 | 32 | 21 | 38 |
| Avg Max Temp (°F) | 32 | 34 | 44 | 56 | 69 | 78 | 81 | 79 | 72 | 61 | 48 | 36 | 58 |
| Avg Precip (In.) | 1.98 | 1.87 | 2.38 | 3.12 | 3.33 | 4.05 | 3.34 | 3.55 | 4.01 | 2.98 | 2.92 | 2.47 | 35.99 |