Woodburn, Virginia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 47.1 °F (low) to 66.3 °F (high). Annual precipitation averages 44.8 Inches. Woodburn is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 26.6 °F | 43.4 °F | 3.02 in. |
| February | 28.1 °F | 46.8 °F | 2.67 in. |
| March | 34.8 °F | 55.1 °F | 3.84 in. |
| April | 44.9 °F | 67.0 °F | 3.34 in. |
| May | 54.6 °F | 75.1 °F | 4.42 in. |
| June | 63.6 °F | 83.3 °F | 4.5 in. |
| July | 68.5 °F | 87.7 °F | 4.58 in. |
| August | 66.9 °F | 86.0 °F | 3.52 in. |
| September | 60.2 °F | 79.3 °F | 4.39 in. |
| October | 48.3 °F | 67.8 °F | 3.74 in. |
| November | 37.9 °F | 57.1 °F | 3.15 in. |
| December | 30.9 °F | 47.3 °F | 3.63 in. |
| Annual | 47.1 °F | 66.3 °F | 44.8 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |