Huntington, Massachusetts has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 3.3 °C (low) to 15.3 °C (high). Annual precipitation averages 1255.5 Millimeters. Huntington is located in USDA Plant Hardiness Zone 6a. 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 | -9.5 °C | 0.9 °C | 87.88 mm |
| February | -8.9 °C | 2.6 °C | 82.04 mm |
| March | -3.9 °C | 7.2 °C | 101.6 mm |
| April | 2.1 °C | 14.8 °C | 104.9 mm |
| May | 8 °C | 21.3 °C | 99.06 mm |
| June | 13.1 °C | 25.8 °C | 109.22 mm |
| July | 16.1 °C | 28.7 °C | 101.85 mm |
| August | 14.8 °C | 27.6 °C | 107.95 mm |
| September | 10.6 °C | 23.5 °C | 117.86 mm |
| October | 4.3 °C | 16.8 °C | 130.05 mm |
| November | -0.9 °C | 10.1 °C | 98.04 mm |
| December | -5.8 °C | 4 °C | 115.06 mm |
| Annual | 3.3 °C | 15.3 °C | 1255.51 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| 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 | Moderate Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |