Lake Tanglewood, Texas has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 43.6 °F (low) to 72.4 °F (high). Annual precipitation averages 19.5 Inches. Lake Tanglewood is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 23.3 °F | 51.7 °F | 0.63 in. |
| February | 25.9 °F | 55.4 °F | 0.49 in. |
| March | 33.3 °F | 64.1 °F | 1.19 in. |
| April | 41.1 °F | 72.2 °F | 1.32 in. |
| May | 51.5 °F | 80.5 °F | 2.32 in. |
| June | 61.6 °F | 89.3 °F | 3.05 in. |
| July | 65.4 °F | 93.1 °F | 2.48 in. |
| August | 64.2 °F | 91.7 °F | 2.82 in. |
| September | 56.5 °F | 84.5 °F | 1.79 in. |
| October | 44.2 °F | 73.5 °F | 1.92 in. |
| November | 31.6 °F | 61.3 °F | 0.74 in. |
| December | 24.2 °F | 51.9 °F | 0.72 in. |
| Annual | 43.6 °F | 72.4 °F | 19.47 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |