Clifton Park, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 3.8 °C (low) to 14.4 °C (high). Annual precipitation averages 1089.4 Millimeters. Clifton Park is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -9.3 °C | -0.2 °C | 75.44 mm |
| February | -8.7 °C | 1.4 °C | 60.2 mm |
| March | -4 °C | 6.3 °C | 78.23 mm |
| April | 2.3 °C | 14.2 °C | 87.12 mm |
| May | 8.8 °C | 20.7 °C | 90.42 mm |
| June | 13.9 °C | 25.3 °C | 116.08 mm |
| July | 16.4 °C | 28.1 °C | 113.79 mm |
| August | 15.7 °C | 26.8 °C | 104.14 mm |
| September | 11.3 °C | 22.8 °C | 94.74 mm |
| October | 5.1 °C | 15.8 °C | 106.93 mm |
| November | -0.5 °C | 8.9 °C | 76.2 mm |
| December | -5.3 °C | 2.7 °C | 86.11 mm |
| Annual | 3.8 °C | 14.4 °C | 1089.4 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |