Nashville, Georgia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 12.8 °C (low) to 25.9 °C (high). Annual precipitation averages 1267.7 Millimeters. Nashville is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Feb. 21 - Feb. 29 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 3.7 °C | 16.7 °C | 119.38 mm |
| February | 5.3 °C | 18.7 °C | 103.38 mm |
| March | 8.3 °C | 22.4 °C | 126.75 mm |
| April | 11.8 °C | 26.2 °C | 88.14 mm |
| May | 16.1 °C | 29.9 °C | 72.14 mm |
| June | 20.3 °C | 32.4 °C | 134.62 mm |
| July | 21.6 °C | 33.4 °C | 130.81 mm |
| August | 21.4 °C | 33.1 °C | 149.35 mm |
| September | 19.1 °C | 31.1 °C | 112.78 mm |
| October | 13.4 °C | 27 °C | 77.72 mm |
| November | 7.4 °C | 21.7 °C | 61.47 mm |
| December | 4.8 °C | 17.9 °C | 91.19 mm |
| Annual | 12.8 °C | 25.9 °C | 1267.73 mm |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Feb. 21 - Feb. 29 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |