Lovettsville, Virginia has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 6.6 °C (low) to 18.4 °C (high). Annual precipitation averages 1069.4 Millimeters. Lovettsville is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.5 °C | 5.3 °C | 76.71 mm |
| February | -3.6 °C | 7.2 °C | 60.71 mm |
| March | 0.1 °C | 11.8 °C | 90.17 mm |
| April | 5.6 °C | 18.6 °C | 85.09 mm |
| May | 10.9 °C | 23.4 °C | 109.47 mm |
| June | 15.8 °C | 28 °C | 99.57 mm |
| July | 18.4 °C | 30.6 °C | 102.11 mm |
| August | 17.2 °C | 29.6 °C | 81.79 mm |
| September | 13.4 °C | 25.8 °C | 114.3 mm |
| October | 7.1 °C | 19.7 °C | 85.85 mm |
| November | 1.6 °C | 13.2 °C | 76.71 mm |
| December | -2.4 °C | 7.4 °C | 86.87 mm |
| Annual | 6.6 °C | 18.4 °C | 1069.35 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |