Owenton, 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 65.4 °F (high). Annual precipitation averages 49 Inches. Owenton 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 | 23.5 °F | 40.5 °F | 3.58 in. |
| February | 26.3 °F | 45.2 °F | 3.28 in. |
| March | 33.8 °F | 54.5 °F | 4.52 in. |
| April | 44.2 °F | 66.2 °F | 4.73 in. |
| May | 54.2 °F | 75.0 °F | 5.98 in. |
| June | 61.4 °F | 83.3 °F | 5.05 in. |
| July | 65.5 °F | 86.0 °F | 4.57 in. |
| August | 64.0 °F | 85.0 °F | 3.5 in. |
| September | 57.0 °F | 79.6 °F | 3.16 in. |
| October | 45.8 °F | 69.3 °F | 3.44 in. |
| November | 35.1 °F | 55.1 °F | 3.41 in. |
| December | 28.1 °F | 44.7 °F | 3.79 in. |
| Annual | 44.9 °F | 65.4 °F | 49.01 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 6b : -5°F to 0°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |