Inez, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 60.7 °F (low) to 80.1 °F (high). Annual precipitation averages 41.9 Inches. Inez is located in USDA Plant Hardiness Zone 9b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 43.5 °F | 64.3 °F | 3.03 in. |
| February | 47.4 °F | 67.8 °F | 2.18 in. |
| March | 54.3 °F | 73.1 °F | 2.99 in. |
| April | 60.4 °F | 79.5 °F | 2.73 in. |
| May | 68.2 °F | 85.5 °F | 4.57 in. |
| June | 73.8 °F | 90.7 °F | 4.57 in. |
| July | 75.1 °F | 93.3 °F | 3.37 in. |
| August | 74.8 °F | 94.5 °F | 3.53 in. |
| September | 70.7 °F | 90.2 °F | 4.84 in. |
| October | 62.0 °F | 83.3 °F | 4.03 in. |
| November | 52.9 °F | 73.3 °F | 3.26 in. |
| December | 45.8 °F | 66.1 °F | 2.79 in. |
| Annual | 60.7 °F | 80.1 °F | 41.89 in. |
| Average First Frost Date | Frost Rare |
| Average Last Frost Date | |
| Average Days With Frost | Frost Rare |
| Plant Hardiness Zone | Zone 9b : 25°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 9a : 20°F to 25°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |