Double Oak, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 55 °F (low) to 76.4 °F (high). Annual precipitation averages 38.1 Inches. Double Oak is located in USDA Plant Hardiness Zone 8b. 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 | 34.3 °F | 55.9 °F | 2.46 in. |
| February | 37.8 °F | 59.8 °F | 2.69 in. |
| March | 45.8 °F | 67.5 °F | 3.29 in. |
| April | 53.6 °F | 75.6 °F | 3.44 in. |
| May | 63.2 °F | 83.1 °F | 4.63 in. |
| June | 71.5 °F | 91.3 °F | 3.82 in. |
| July | 75.1 °F | 95.8 °F | 2.27 in. |
| August | 74.6 °F | 96.1 °F | 2.31 in. |
| September | 67.2 °F | 88.9 °F | 3.03 in. |
| October | 55.6 °F | 78.5 °F | 4.31 in. |
| November | 44.9 °F | 66.6 °F | 2.87 in. |
| December | 36.3 °F | 57.6 °F | 3.02 in. |
| Annual | 55 °F | 76.4 °F | 38.14 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 30-40 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 |