Dallas, Georgia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 50.4 °F (low) to 71.9 °F (high). Annual precipitation averages 53.2 Inches. Dallas is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 31.9 °F | 52.3 °F | 4.9 in. |
| February | 34.7 °F | 56.5 °F | 4.98 in. |
| March | 40.9 °F | 64.4 °F | 5.18 in. |
| April | 48.8 °F | 72.8 °F | 4.37 in. |
| May | 57.8 °F | 79.7 °F | 4.0 in. |
| June | 65.7 °F | 85.9 °F | 4.16 in. |
| July | 69.2 °F | 88.8 °F | 4.84 in. |
| August | 68.4 °F | 88.2 °F | 3.98 in. |
| September | 62.3 °F | 83.1 °F | 4.16 in. |
| October | 50.6 °F | 73.5 °F | 3.48 in. |
| November | 39.7 °F | 63.0 °F | 4.34 in. |
| December | 34.7 °F | 54.6 °F | 4.8 in. |
| Annual | 50.4 °F | 71.9 °F | 53.19 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |