Lawrenceville, Virginia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8.8 °C (low) to 21.1 °C (high). Annual precipitation averages 1189.5 Millimeters. Lawrenceville 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 | -1.9 °C | 9.7 °C | 86.36 mm |
| February | -1.1 °C | 11.7 °C | 72.9 mm |
| March | 2.5 °C | 15.7 °C | 103.89 mm |
| April | 7.7 °C | 21.5 °C | 85.34 mm |
| May | 13.1 °C | 25.4 °C | 91.19 mm |
| June | 17.9 °C | 29.7 °C | 118.36 mm |
| July | 20.3 °C | 31.7 °C | 121.92 mm |
| August | 19.3 °C | 30.5 °C | 119.13 mm |
| September | 15.9 °C | 27.4 °C | 125.22 mm |
| October | 8.9 °C | 21.9 °C | 86.11 mm |
| November | 3.2 °C | 16.3 °C | 89.66 mm |
| December | 0 °C | 11.6 °C | 89.41 mm |
| Annual | 8.8 °C | 21.1 °C | 1189.49 mm |
| 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 : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |