Niskayuna, New York has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 3.5 °C (low) to 14.4 °C (high). Annual precipitation averages 1075.4 Millimeters. Niskayuna 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 | -9.6 °C | -0.2 °C | 73.15 mm |
| February | -8.9 °C | 1.3 °C | 61.98 mm |
| March | -4.3 °C | 6.3 °C | 78.74 mm |
| April | 2.1 °C | 14.1 °C | 86.61 mm |
| May | 8.5 °C | 20.7 °C | 89.41 mm |
| June | 13.6 °C | 25.2 °C | 113.54 mm |
| July | 16.2 °C | 27.9 °C | 110.74 mm |
| August | 15.3 °C | 26.8 °C | 101.09 mm |
| September | 11 °C | 22.8 °C | 91.95 mm |
| October | 4.7 °C | 15.7 °C | 108.97 mm |
| November | -0.8 °C | 8.9 °C | 74.68 mm |
| December | -5.7 °C | 2.7 °C | 84.58 mm |
| Annual | 3.5 °C | 14.4 °C | 1075.44 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 | Dfa - Humid Continental Hot Summers With Year Around Precipitation |