Woburn, Massachusetts has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 40.5 °F (low) to 59.9 °F (high). Annual precipitation averages 50.2 Inches. Woburn is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 18.2 °F | 35.9 °F | 3.97 in. |
| February | 20.0 °F | 38.5 °F | 3.65 in. |
| March | 27.2 °F | 45.6 °F | 4.83 in. |
| April | 37.5 °F | 58.0 °F | 4.34 in. |
| May | 47.6 °F | 68.3 °F | 3.74 in. |
| June | 57.0 °F | 77.3 °F | 4.29 in. |
| July | 63.0 °F | 83.1 °F | 3.87 in. |
| August | 61.5 °F | 81.6 °F | 3.77 in. |
| September | 54.0 °F | 74.5 °F | 3.9 in. |
| October | 42.5 °F | 62.4 °F | 4.91 in. |
| November | 33.1 °F | 51.7 °F | 4.08 in. |
| December | 24.7 °F | 41.4 °F | 4.88 in. |
| Annual | 40.5 °F | 59.9 °F | 50.23 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |