Hebron, Kentucky has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 44.6 °F (low) to 63.8 °F (high). Annual precipitation averages 45.9 Inches. Hebron is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 22.3 °F | 38.3 °F | 3.65 in. |
| February | 24.7 °F | 42.5 °F | 2.91 in. |
| March | 32.9 °F | 52.3 °F | 4.32 in. |
| April | 43.6 °F | 64.8 °F | 4.81 in. |
| May | 53.9 °F | 73.9 °F | 4.71 in. |
| June | 62.5 °F | 82.4 °F | 4.33 in. |
| July | 65.4 °F | 85.6 °F | 4.12 in. |
| August | 64.4 °F | 84.8 °F | 3.43 in. |
| September | 57.4 °F | 78.5 °F | 3.08 in. |
| October | 45.3 °F | 66.8 °F | 3.3 in. |
| November | 35.0 °F | 53.1 °F | 3.42 in. |
| December | 27.3 °F | 42.5 °F | 3.77 in. |
| Annual | 44.6 °F | 63.8 °F | 45.85 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |