| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°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: | 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 12065 - Clifton Park, NY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 12 | 14 | 25 | 36 | 47 | 55 | 60 | 58 | 50 | 39 | 31 | 20 | 37 |
| Avg Max Temp (°F) | 31 | 34 | 44 | 57 | 70 | 78 | 83 | 81 | 72 | 60 | 48 | 36 | 58 |
| Avg Precip (In.) | 2.91 | 2.33 | 3.16 | 3.32 | 3.76 | 3.84 | 3.58 | 3.71 | 3.33 | 3.23 | 3.25 | 2.8 | 39.22 |