Queensbury, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 2.4 °C (low) to 14 °C (high). Annual precipitation averages 1103.4 Millimeters. Queensbury is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -11.6 °C | -0.9 °C | 81.03 mm |
| February | -11 °C | 0.8 °C | 66.29 mm |
| March | -5.6 °C | 5.7 °C | 85.6 mm |
| April | 1.3 °C | 13.9 °C | 95 mm |
| May | 7.7 °C | 20.8 °C | 86.36 mm |
| June | 12.7 °C | 25.3 °C | 102.87 mm |
| July | 15.4 °C | 27.8 °C | 109.73 mm |
| August | 14.5 °C | 26.7 °C | 95.76 mm |
| September | 10.2 °C | 22.7 °C | 87.63 mm |
| October | 3.9 °C | 15.4 °C | 108.71 mm |
| November | -1.6 °C | 8.3 °C | 88.14 mm |
| December | -6.8 °C | 2 °C | 96.27 mm |
| Annual | 2.4 °C | 14 °C | 1103.39 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -28.9°C to -26.1°C |
| Plant Hardiness Zone - 2012 | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |