Buffalo, Kentucky has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 45.8 °F (low) to 66.8 °F (high). Annual precipitation averages 52.6 Inches. Buffalo 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 | 43.0 °F | 3.93 in. |
| February | 28.1 °F | 47.6 °F | 3.97 in. |
| March | 34.9 °F | 56.7 °F | 4.91 in. |
| April | 44.5 °F | 67.8 °F | 4.55 in. |
| May | 54.7 °F | 75.8 °F | 5.77 in. |
| June | 62.6 °F | 83.8 °F | 5.11 in. |
| July | 66.2 °F | 86.6 °F | 4.76 in. |
| August | 64.6 °F | 85.8 °F | 3.66 in. |
| September | 57.6 °F | 80.6 °F | 3.82 in. |
| October | 46.0 °F | 70.1 °F | 3.91 in. |
| November | 35.6 °F | 56.9 °F | 3.64 in. |
| December | 29.2 °F | 46.6 °F | 4.61 in. |
| Annual | 45.8 °F | 66.8 °F | 52.64 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 |