| 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 5a: -20F to -15F |
| Average First Frost Date: | Oct. 1 - Oct. 10 |
| Average Last Frost Date: | May 21 - May 31 |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers |
| Ecoregion: | 59i - Hudson Valley |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 12306 - Schenectady, NY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 13 | 15 | 25 | 36 | 47 | 55 | 60 | 58 | 50 | 39 | 31 | 21 | 38 |
| Avg Max Temp (°F) | 31 | 34 | 43 | 56 | 69 | 77 | 82 | 79 | 71 | 60 | 47 | 36 | 57 |
| Avg Precip (In.) | 2.84 | 2.24 | 3.16 | 3.38 | 3.74 | 3.88 | 3.41 | 3.58 | 3.29 | 3.17 | 3.22 | 2.83 | 38.77 |