Augusta, Kentucky has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 44.5 °F (low) to 66.2 °F (high). Annual precipitation averages 46.9 Inches. Augusta is located in USDA Plant Hardiness Zone 6b. 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 | 24.1 °F | 41.4 °F | 3.22 in. |
| February | 26.4 °F | 45.7 °F | 3.12 in. |
| March | 32.9 °F | 55.0 °F | 4.57 in. |
| April | 42.6 °F | 67.6 °F | 4.61 in. |
| May | 52.9 °F | 76.1 °F | 4.94 in. |
| June | 61.4 °F | 84.0 °F | 4.59 in. |
| July | 65.7 °F | 87.5 °F | 4.78 in. |
| August | 63.9 °F | 86.1 °F | 3.74 in. |
| September | 56.4 °F | 80.8 °F | 3.34 in. |
| October | 44.7 °F | 69.1 °F | 2.92 in. |
| November | 34.3 °F | 55.5 °F | 3.28 in. |
| December | 28.3 °F | 45.5 °F | 3.76 in. |
| Annual | 44.5 °F | 66.2 °F | 46.87 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 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 |