White Plains, Kentucky has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 46.7 °F (low) to 68.4 °F (high). Annual precipitation averages 51.1 Inches. White Plains is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 25.8 °F | 44.1 °F | 3.77 in. |
| February | 28.6 °F | 48.7 °F | 4.17 in. |
| March | 36.2 °F | 58.2 °F | 4.69 in. |
| April | 45.8 °F | 69.5 °F | 4.83 in. |
| May | 56.0 °F | 77.8 °F | 5.12 in. |
| June | 64.4 °F | 85.5 °F | 4.67 in. |
| July | 67.6 °F | 88.5 °F | 4.6 in. |
| August | 65.7 °F | 88.4 °F | 3.13 in. |
| September | 58.1 °F | 82.8 °F | 3.44 in. |
| October | 46.3 °F | 71.8 °F | 3.94 in. |
| November | 36.0 °F | 58.3 °F | 4.09 in. |
| December | 29.4 °F | 47.7 °F | 4.66 in. |
| Annual | 46.7 °F | 68.4 °F | 51.11 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |