Sonora, Kentucky has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 45.3 °F (low) to 67.2 °F (high). Annual precipitation averages 51.9 Inches. Sonora 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 | 25.0 °F | 43.2 °F | 3.85 in. |
| February | 27.6 °F | 47.8 °F | 4.0 in. |
| March | 34.6 °F | 57.0 °F | 4.94 in. |
| April | 44.1 °F | 68.3 °F | 4.81 in. |
| May | 54.0 °F | 76.5 °F | 5.57 in. |
| June | 62.3 °F | 84.2 °F | 4.67 in. |
| July | 66.0 °F | 87.1 °F | 4.65 in. |
| August | 64.1 °F | 86.5 °F | 3.59 in. |
| September | 57.0 °F | 81.1 °F | 3.69 in. |
| October | 45.1 °F | 70.0 °F | 3.78 in. |
| November | 35.1 °F | 57.2 °F | 3.7 in. |
| December | 29.1 °F | 46.9 °F | 4.65 in. |
| Annual | 45.3 °F | 67.2 °F | 51.9 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 6b : -5°F to 0°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |