Mound, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 55.1 °F (low) to 78.5 °F (high). Annual precipitation averages 34.5 Inches. Mound is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 35.9 °F | 59.5 °F | 2.21 in. |
| February | 39.6 °F | 63.4 °F | 2.41 in. |
| March | 47.0 °F | 70.3 °F | 3.07 in. |
| April | 54.4 °F | 78.2 °F | 2.79 in. |
| May | 63.4 °F | 84.8 °F | 4.36 in. |
| June | 70.3 °F | 91.7 °F | 3.49 in. |
| July | 72.7 °F | 95.8 °F | 1.89 in. |
| August | 72.4 °F | 96.7 °F | 2.44 in. |
| September | 66.3 °F | 90.3 °F | 2.77 in. |
| October | 56.0 °F | 80.7 °F | 3.98 in. |
| November | 45.8 °F | 69.2 °F | 2.63 in. |
| December | 37.8 °F | 60.8 °F | 2.5 in. |
| Annual | 55.1 °F | 78.5 °F | 34.54 in. |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 8b : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |