Hereford, Texas has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 42.2 °F (low) to 72.1 °F (high). Annual precipitation averages 19.1 Inches. Hereford 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 | 22.2 °F | 51.6 °F | 0.6 in. |
| February | 24.8 °F | 55.7 °F | 0.46 in. |
| March | 31.6 °F | 63.9 °F | 1.13 in. |
| April | 39.0 °F | 72.0 °F | 1.09 in. |
| May | 49.6 °F | 80.7 °F | 2.12 in. |
| June | 60.0 °F | 89.8 °F | 3.19 in. |
| July | 63.8 °F | 91.8 °F | 2.33 in. |
| August | 62.7 °F | 90.3 °F | 2.98 in. |
| September | 55.2 °F | 83.2 °F | 1.89 in. |
| October | 42.8 °F | 73.0 °F | 1.87 in. |
| November | 30.8 °F | 60.8 °F | 0.72 in. |
| December | 23.4 °F | 51.8 °F | 0.73 in. |
| Annual | 42.2 °F | 72.1 °F | 19.11 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 | Severe Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |