Greenville, Virginia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 6.3 °C (low) to 17.8 °C (high). Annual precipitation averages 1066.8 Millimeters. Greenville is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.4 °C | 5.8 °C | 80.26 mm |
| February | -3.2 °C | 7.9 °C | 62.48 mm |
| March | 0.2 °C | 12.1 °C | 88.39 mm |
| April | 5.6 °C | 18.1 °C | 89.66 mm |
| May | 10.7 °C | 22.3 °C | 108.97 mm |
| June | 15.2 °C | 26.7 °C | 106.68 mm |
| July | 17.3 °C | 28.7 °C | 100.84 mm |
| August | 16.4 °C | 28 °C | 90.68 mm |
| September | 12.8 °C | 24.6 °C | 99.31 mm |
| October | 6.4 °C | 19 °C | 76.71 mm |
| November | 0.9 °C | 12.9 °C | 76.45 mm |
| December | -2.4 °C | 7.7 °C | 86.36 mm |
| Annual | 6.3 °C | 17.8 °C | 1066.79 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 100-125 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 | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |