| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F |
| 2012 Hardiness Zone: | 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 11 - May 20 |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year |
| Ecoregion: | 59i - Hudson Valley |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 12308 - Schenectady, NY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 14 | 16 | 25 | 36 | 47 | 56 | 61 | 59 | 51 | 40 | 32 | 21 | 38 |
| Avg Max Temp (°F) | 31 | 34 | 43 | 56 | 69 | 77 | 82 | 79 | 71 | 59 | 47 | 36 | 57 |
| Avg Precip (In.) | 2.7 | 2.16 | 3.07 | 3.31 | 3.64 | 3.82 | 3.18 | 3.43 | 3.15 | 3.04 | 3.02 | 2.72 | 37.26 |