West Chazy, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 36.1 °F (low) to 54.8 °F (high). Annual precipitation averages 37.3 Inches. West Chazy is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 8.9 °F | 26.6 °F | 2.54 in. |
| February | 10.8 °F | 29.5 °F | 1.94 in. |
| March | 20.6 °F | 38.7 °F | 2.27 in. |
| April | 33.9 °F | 53.5 °F | 3.02 in. |
| May | 46.1 °F | 67.2 °F | 3.29 in. |
| June | 55.5 °F | 75.5 °F | 4.18 in. |
| July | 60.6 °F | 80.1 °F | 3.71 in. |
| August | 58.6 °F | 78.7 °F | 3.76 in. |
| September | 51.0 °F | 71.3 °F | 3.22 in. |
| October | 40.0 °F | 57.7 °F | 3.82 in. |
| November | 29.4 °F | 44.8 °F | 2.69 in. |
| December | 18.1 °F | 33.4 °F | 2.84 in. |
| Annual | 36.1 °F | 54.8 °F | 37.28 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5a : -20°F to -15°F |
| Plant Hardiness Zone - 2012 | Zone 4b : -25°F to -20°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |