Leslie, Georgia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 12.5 °C (low) to 24.9 °C (high). Annual precipitation averages 1261.1 Millimeters. Leslie is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 2.7 °C | 15.1 °C | 119.38 mm |
| February | 4.2 °C | 17.1 °C | 109.47 mm |
| March | 7.5 °C | 21.2 °C | 121.92 mm |
| April | 11.7 °C | 25.1 °C | 103.12 mm |
| May | 16.7 °C | 29.3 °C | 75.95 mm |
| June | 20.7 °C | 32.1 °C | 119.63 mm |
| July | 22.2 °C | 33.3 °C | 125.48 mm |
| August | 21.8 °C | 32.7 °C | 114.05 mm |
| September | 19 °C | 30.4 °C | 99.82 mm |
| October | 12.7 °C | 25.9 °C | 67.82 mm |
| November | 6.8 °C | 20.6 °C | 83.82 mm |
| December | 4.1 °C | 16.4 °C | 120.65 mm |
| Annual | 12.5 °C | 24.9 °C | 1261.11 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 30-40 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |