Burlington, West Virginia has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 5.2 °C (low) to 18.3 °C (high). Annual precipitation averages 981.2 Millimeters. Burlington is located in USDA Plant Hardiness Zone 7a. 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 | -5.4 °C | 4.6 °C | 64.77 mm |
| February | -4.8 °C | 6.8 °C | 60.45 mm |
| March | -1.2 °C | 11.7 °C | 85.6 mm |
| April | 3.8 °C | 19.2 °C | 86.87 mm |
| May | 9.2 °C | 23.9 °C | 110.24 mm |
| June | 14.2 °C | 28.2 °C | 103.12 mm |
| July | 16.6 °C | 30.5 °C | 95.25 mm |
| August | 15.7 °C | 29.7 °C | 83.82 mm |
| September | 11.7 °C | 26.2 °C | 87.12 mm |
| October | 5.4 °C | 19.6 °C | 71.37 mm |
| November | 0.1 °C | 12.5 °C | 61.47 mm |
| December | -3.3 °C | 6.6 °C | 71.12 mm |
| Annual | 5.2 °C | 18.3 °C | 981.2 mm |
| 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 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |