Flemingsburg, Kentucky has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 44.2 °F (low) to 65.2 °F (high). Annual precipitation averages 48.2 Inches. Flemingsburg is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 23.5 °F | 40.9 °F | 3.42 in. |
| February | 26.1 °F | 45.2 °F | 3.36 in. |
| March | 33.0 °F | 54.3 °F | 4.73 in. |
| April | 42.9 °F | 66.2 °F | 4.41 in. |
| May | 53.0 °F | 74.8 °F | 4.91 in. |
| June | 61.2 °F | 82.7 °F | 4.63 in. |
| July | 64.9 °F | 85.8 °F | 5.3 in. |
| August | 62.9 °F | 84.9 °F | 3.44 in. |
| September | 56.1 °F | 79.5 °F | 3.58 in. |
| October | 44.3 °F | 67.7 °F | 3.17 in. |
| November | 34.3 °F | 54.9 °F | 3.27 in. |
| December | 28.2 °F | 45.1 °F | 4.02 in. |
| Annual | 44.2 °F | 65.2 °F | 48.24 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |