La Crosse, Virginia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8.6 °C (low) to 20.9 °C (high). Annual precipitation averages 1171.4 Millimeters. La Crosse 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 Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -2.1 °C | 9.3 °C | 87.88 mm |
| February | -1.3 °C | 11.4 °C | 69.6 mm |
| March | 2.3 °C | 15.4 °C | 103.38 mm |
| April | 7.8 °C | 21.2 °C | 87.88 mm |
| May | 12.9 °C | 25.2 °C | 96.52 mm |
| June | 17.7 °C | 29.6 °C | 113.54 mm |
| July | 19.9 °C | 31.6 °C | 120.9 mm |
| August | 19.2 °C | 30.5 °C | 108.2 mm |
| September | 15.8 °C | 27.3 °C | 121.67 mm |
| October | 8.7 °C | 21.6 °C | 89.92 mm |
| November | 2.9 °C | 15.9 °C | 82.8 mm |
| December | -0.2 °C | 11.2 °C | 89.15 mm |
| Annual | 8.6 °C | 20.9 °C | 1171.44 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| 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 7a : -17.8°C to -15°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |