Woodsville, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 3.7 °C (low) to 14.7 °C (high). Annual precipitation averages 822.2 Millimeters. Woodsville 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 | -8.4 °C | 0.6 °C | 44.96 mm |
| February | -8.1 °C | 1.8 °C | 36.58 mm |
| March | -4.2 °C | 6.3 °C | 51.82 mm |
| April | 1.8 °C | 13.9 °C | 61.72 mm |
| May | 8.1 °C | 20.8 °C | 77.98 mm |
| June | 13.2 °C | 25.4 °C | 84.58 mm |
| July | 15.6 °C | 27.7 °C | 98.04 mm |
| August | 14.7 °C | 26.9 °C | 89.66 mm |
| September | 10.9 °C | 23.3 °C | 81.03 mm |
| October | 5.3 °C | 16.3 °C | 86.11 mm |
| November | 0.1 °C | 9.4 °C | 57.4 mm |
| December | -4.5 °C | 3.7 °C | 52.32 mm |
| Annual | 3.7 °C | 14.7 °C | 822.2 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 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |