Annetta South, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 53.5 °F (low) to 76.1 °F (high). Annual precipitation averages 36.5 Inches. Annetta South is located in USDA Plant Hardiness Zone 8a. 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 | 33.1 °F | 56.4 °F | 2.17 in. |
| February | 36.9 °F | 60.0 °F | 2.48 in. |
| March | 44.8 °F | 68.1 °F | 3.3 in. |
| April | 52.1 °F | 75.5 °F | 2.91 in. |
| May | 61.8 °F | 82.5 °F | 4.51 in. |
| June | 69.7 °F | 90.5 °F | 3.93 in. |
| July | 73.1 °F | 94.9 °F | 2.0 in. |
| August | 72.6 °F | 95.3 °F | 2.64 in. |
| September | 65.1 °F | 88.1 °F | 3.26 in. |
| October | 54.1 °F | 77.9 °F | 4.12 in. |
| November | 43.8 °F | 66.7 °F | 2.75 in. |
| December | 35.3 °F | 57.8 °F | 2.39 in. |
| Annual | 53.5 °F | 76.1 °F | 36.46 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 40-50 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |