Vidalia, Georgia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 55.2 °F (low) to 77.5 °F (high). Annual precipitation averages 47.5 Inches. Vidalia is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 37.9 °F | 60.3 °F | 4.31 in. |
| February | 40.6 °F | 64.0 °F | 3.99 in. |
| March | 46.5 °F | 70.7 °F | 4.24 in. |
| April | 53.5 °F | 77.8 °F | 3.33 in. |
| May | 62.1 °F | 85.2 °F | 2.96 in. |
| June | 69.5 °F | 90.2 °F | 4.98 in. |
| July | 72.1 °F | 92.5 °F | 4.87 in. |
| August | 71.9 °F | 91.5 °F | 5.69 in. |
| September | 66.8 °F | 87.0 °F | 3.68 in. |
| October | 56.1 °F | 79.1 °F | 2.75 in. |
| November | 45.5 °F | 69.7 °F | 2.72 in. |
| December | 40.3 °F | 62.5 °F | 4.02 in. |
| Annual | 55.2 °F | 77.5 °F | 47.54 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 9a : 20°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 8b : 15°F to 20°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |