| 2023 Hardiness Zone: | 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 4b: -25°F to -20°F |
| 1990 Hardiness Zone: | Zone 5a: -20F to -15F |
| Average First Frost Date: | September 21 - 30 |
| Average Last Frost Date: | May 21 - 31 |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year |
| Ecoregion: | 83c - Ontario Lowlands |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 13308 - Blossvale, NY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 10 | 11 | 21 | 33 | 44 | 52 | 57 | 56 | 48 | 38 | 30 | 18 | 35 |
| Avg Max Temp (°F) | 29 | 32 | 42 | 55 | 68 | 76 | 81 | 79 | 71 | 59 | 46 | 35 | 56 |
| Avg Precip (In.) | 2.94 | 2.54 | 3.11 | 3.41 | 3.92 | 4.35 | 3.87 | 4 | 4.9 | 3.72 | 4.34 | 3.33 | 44.44 |