Fort Davis, Texas has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 46 °F (low) to 76.3 °F (high). Annual precipitation averages 15.5 Inches. Fort Davis is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 29.2 °F | 59.9 °F | 0.48 in. |
| February | 32.5 °F | 64.1 °F | 0.39 in. |
| March | 37.8 °F | 70.8 °F | 0.39 in. |
| April | 44.5 °F | 78.0 °F | 0.56 in. |
| May | 53.3 °F | 85.1 °F | 1.15 in. |
| June | 61.3 °F | 90.9 °F | 2.25 in. |
| July | 62.9 °F | 89.2 °F | 2.98 in. |
| August | 61.8 °F | 88.2 °F | 2.91 in. |
| September | 56.0 °F | 83.1 °F | 2.09 in. |
| October | 46.5 °F | 77.5 °F | 1.26 in. |
| November | 36.0 °F | 67.7 °F | 0.59 in. |
| December | 30.2 °F | 60.6 °F | 0.47 in. |
| Annual | 46 °F | 76.3 °F | 15.52 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |