Toyah, Texas has a Hot Semi-Arid Climate climate (Köppen classification: BSh). Average annual temperatures range from 49.7 °F (low) to 80.8 °F (high). Annual precipitation averages 10.4 Inches. Toyah is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 30.1 °F | 60.7 °F | 0.5 in. |
| February | 33.7 °F | 66.3 °F | 0.39 in. |
| March | 40.3 °F | 74.2 °F | 0.39 in. |
| April | 48.0 °F | 83.0 °F | 0.37 in. |
| May | 57.9 °F | 90.6 °F | 0.98 in. |
| June | 66.7 °F | 97.9 °F | 0.94 in. |
| July | 69.5 °F | 97.3 °F | 1.63 in. |
| August | 68.5 °F | 96.6 °F | 1.32 in. |
| September | 61.7 °F | 89.8 °F | 1.87 in. |
| October | 50.5 °F | 81.7 °F | 1.02 in. |
| November | 38.0 °F | 69.8 °F | 0.45 in. |
| December | 31.1 °F | 61.1 °F | 0.49 in. |
| Annual | 49.7 °F | 80.8 °F | 10.35 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 50-75 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 | BSh - Hot Semi-Arid Climate |