Betsy Layne, Kentucky has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 45 °F (low) to 69 °F (high). Annual precipitation averages 46.5 Inches. Betsy Layne is located in USDA Plant Hardiness Zone 7a. 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 | 25.3 °F | 45.8 °F | 3.43 in. |
| February | 27.7 °F | 50.0 °F | 3.57 in. |
| March | 33.6 °F | 59.3 °F | 4.2 in. |
| April | 43.1 °F | 71.4 °F | 3.87 in. |
| May | 53.0 °F | 78.8 °F | 4.64 in. |
| June | 61.4 °F | 85.2 °F | 4.59 in. |
| July | 65.6 °F | 88.6 °F | 5.1 in. |
| August | 64.4 °F | 87.5 °F | 3.91 in. |
| September | 57.3 °F | 81.8 °F | 3.24 in. |
| October | 44.8 °F | 70.9 °F | 2.93 in. |
| November | 34.2 °F | 59.4 °F | 2.92 in. |
| December | 29.2 °F | 49.3 °F | 4.13 in. |
| Annual | 45 °F | 69 °F | 46.53 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 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |