West Glens Falls, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 2.6 °C (low) to 14.1 °C (high). Annual precipitation averages 1109.5 Millimeters. West Glens Falls is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -11.2 °C | -0.8 °C | 81.79 mm |
| February | -10.8 °C | 0.8 °C | 66.55 mm |
| March | -5.3 °C | 5.8 °C | 85.85 mm |
| April | 1.4 °C | 13.9 °C | 95 mm |
| May | 7.8 °C | 20.9 °C | 87.12 mm |
| June | 12.9 °C | 25.3 °C | 104.39 mm |
| July | 15.4 °C | 27.9 °C | 112.52 mm |
| August | 14.7 °C | 26.8 °C | 97.54 mm |
| September | 10.4 °C | 22.8 °C | 88.39 mm |
| October | 4.2 °C | 15.5 °C | 107.44 mm |
| November | -1.4 °C | 8.3 °C | 86.36 mm |
| December | -6.6 °C | 2.1 °C | 96.52 mm |
| Annual | 2.6 °C | 14.1 °C | 1109.47 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| 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 |