Hybla Valley, Virginia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 48.8 °F (low) to 67.3 °F (high). Annual precipitation averages 44.9 Inches. Hybla Valley is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 28.2 °F | 44.4 °F | 3.04 in. |
| February | 29.9 °F | 47.8 °F | 2.67 in. |
| March | 36.6 °F | 55.9 °F | 3.81 in. |
| April | 46.6 °F | 67.4 °F | 3.42 in. |
| May | 56.1 °F | 75.8 °F | 4.42 in. |
| June | 65.4 °F | 84.3 °F | 4.48 in. |
| July | 70.3 °F | 88.8 °F | 4.56 in. |
| August | 68.6 °F | 87.0 °F | 3.56 in. |
| September | 62.0 °F | 80.3 °F | 4.29 in. |
| October | 50.0 °F | 69.1 °F | 3.87 in. |
| November | 39.5 °F | 57.8 °F | 3.08 in. |
| December | 32.6 °F | 48.6 °F | 3.7 in. |
| Annual | 48.8 °F | 67.3 °F | 44.9 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |