Hitchcock, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 63 °F (low) to 78 °F (high). Annual precipitation averages 56 Inches. Hitchcock is located in USDA Plant Hardiness Zone 9b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 46.0 °F | 62.5 °F | 4.58 in. |
| February | 49.5 °F | 65.7 °F | 3.12 in. |
| March | 55.7 °F | 71.3 °F | 3.28 in. |
| April | 62.3 °F | 77.2 °F | 4.07 in. |
| May | 69.9 °F | 83.6 °F | 4.72 in. |
| June | 75.4 °F | 88.9 °F | 5.66 in. |
| July | 77.1 °F | 90.8 °F | 4.43 in. |
| August | 76.7 °F | 91.6 °F | 5.97 in. |
| September | 73.3 °F | 87.7 °F | 6.37 in. |
| October | 65.8 °F | 80.9 °F | 4.97 in. |
| November | 56.0 °F | 71.6 °F | 4.56 in. |
| December | 48.0 °F | 64.6 °F | 4.3 in. |
| Annual | 63 °F | 78 °F | 56.03 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 | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |