Florence, Kentucky has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 44.9 °F (low) to 63.8 °F (high). Annual precipitation averages 45.5 Inches. Florence is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 22.5 °F | 38.5 °F | 3.49 in. |
| February | 24.9 °F | 42.8 °F | 2.91 in. |
| March | 33.2 °F | 52.4 °F | 4.14 in. |
| April | 43.9 °F | 64.6 °F | 4.61 in. |
| May | 54.4 °F | 73.7 °F | 4.86 in. |
| June | 62.7 °F | 82.6 °F | 4.5 in. |
| July | 66.1 °F | 85.6 °F | 4.1 in. |
| August | 64.7 °F | 84.5 °F | 3.43 in. |
| September | 57.9 °F | 78.4 °F | 3.13 in. |
| October | 46.2 °F | 67.0 °F | 3.26 in. |
| November | 35.2 °F | 53.2 °F | 3.4 in. |
| December | 27.6 °F | 42.7 °F | 3.68 in. |
| Annual | 44.9 °F | 63.8 °F | 45.51 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| 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 |