| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5a: -20°F to -15°F 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 21 - May 31 |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year |
| Ecoregion: | 60e - Glaciated Allegheny Hills |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 14737 - Franklinville, NY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 11 | 11 | 19 | 30 | 40 | 49 | 53 | 52 | 46 | 35 | 28 | 18 | 33 |
| Avg Max Temp (°F) | 29 | 32 | 41 | 53 | 66 | 74 | 78 | 76 | 68 | 58 | 45 | 34 | 55 |
| Avg Precip (In.) | 2.6 | 2.1 | 2.92 | 3.34 | 3.68 | 4.6 | 4.07 | 3.9 | 4.44 | 3.66 | 3.61 | 3.12 | 42.05 |