| 2023 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 4b: -25°F to -20°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 Zone 4a: -30°F to -25°F |
| 1990 Hardiness Zone: | Zone 4b: -25F to -20F |
| 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: | 83c - Ontario Lowlands |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 13605 - Adams, NY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 9 | 10 | 21 | 34 | 46 | 55 | 60 | 58 | 50 | 39 | 29 | 17 | 35 |
| Avg Max Temp (°F) | 29 | 31 | 40 | 53 | 66 | 75 | 79 | 78 | 70 | 58 | 46 | 34 | 55 |
| Avg Precip (In.) | 3.85 | 2.77 | 3.09 | 3.26 | 3.38 | 3.5 | 3.26 | 3.92 | 4.58 | 3.81 | 4.61 | 3.95 | 43.97 |