| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°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: | 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: | 60e - Glaciated Allegheny Hills |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 14803 - Alfred Station, NY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 11 | 12 | 20 | 30 | 40 | 49 | 53 | 52 | 45 | 34 | 27 | 17 | 33 |
| Avg Max Temp (°F) | 31 | 34 | 44 | 55 | 68 | 76 | 80 | 78 | 71 | 60 | 47 | 35 | 57 |
| Avg Precip (In.) | 2.19 | 2.01 | 2.67 | 3.08 | 3.42 | 4.56 | 3.64 | 3.31 | 3.87 | 3.21 | 3.13 | 2.69 | 37.77 |