Eton, Georgia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.5 °C (low) to 22 °C (high). Annual precipitation averages 1454.2 Millimeters. Eton is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -0.8 °C | 10.4 °C | 131.32 mm |
| February | 0.6 °C | 12.6 °C | 125.48 mm |
| March | 4.2 °C | 17.3 °C | 140.97 mm |
| April | 8.5 °C | 22.3 °C | 124.71 mm |
| May | 13.7 °C | 26.6 °C | 113.03 mm |
| June | 18.2 °C | 30.2 °C | 125.73 mm |
| July | 20.2 °C | 31.9 °C | 128.02 mm |
| August | 19.6 °C | 31.6 °C | 105.41 mm |
| September | 15.9 °C | 28.8 °C | 115.32 mm |
| October | 9.2 °C | 23.2 °C | 84.84 mm |
| November | 3.3 °C | 16.8 °C | 117.86 mm |
| December | 0.8 °C | 11.9 °C | 141.48 mm |
| Annual | 9.5 °C | 22 °C | 1454.17 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |