Lebanon, Virginia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 42.8 °F (low) to 65.2 °F (high). Annual precipitation averages 46.6 Inches. Lebanon 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 | 23.8 °F | 43.6 °F | 3.6 in. |
| February | 26.5 °F | 47.4 °F | 3.58 in. |
| March | 32.5 °F | 55.7 °F | 4.21 in. |
| April | 41.4 °F | 66.1 °F | 4.11 in. |
| May | 50.3 °F | 74.0 °F | 4.49 in. |
| June | 58.7 °F | 80.6 °F | 4.58 in. |
| July | 62.0 °F | 83.2 °F | 4.92 in. |
| August | 61.0 °F | 82.6 °F | 4.1 in. |
| September | 55.1 °F | 78.0 °F | 3.44 in. |
| October | 42.5 °F | 67.6 °F | 2.69 in. |
| November | 32.7 °F | 56.4 °F | 2.92 in. |
| December | 27.6 °F | 47.2 °F | 3.95 in. |
| Annual | 42.8 °F | 65.2 °F | 46.59 in. |
| 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 : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |