Lyerly, Georgia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.1 °C (low) to 22.6 °C (high). Annual precipitation averages 1427.2 Millimeters. Lyerly 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 | -1.2 °C | 11.1 °C | 135.64 mm |
| February | 0.3 °C | 13.4 °C | 136.4 mm |
| March | 3.9 °C | 18.1 °C | 149.35 mm |
| April | 7.9 °C | 23.2 °C | 123.19 mm |
| May | 13.3 °C | 27.1 °C | 112.52 mm |
| June | 17.9 °C | 30.6 °C | 110.24 mm |
| July | 20 °C | 32.2 °C | 106.17 mm |
| August | 19.5 °C | 32.1 °C | 103.63 mm |
| September | 15.9 °C | 29.4 °C | 98.3 mm |
| October | 9 °C | 23.7 °C | 93.98 mm |
| November | 2.8 °C | 17.3 °C | 110.24 mm |
| December | 0.3 °C | 12.5 °C | 147.57 mm |
| Annual | 9.1 °C | 22.6 °C | 1427.23 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 | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |