Humble, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 60.5 °F (low) to 79.3 °F (high). Annual precipitation averages 55.3 Inches. Humble is located in USDA Plant Hardiness Zone 9b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 43.6 °F | 62.9 °F | 4.31 in. |
| February | 47.1 °F | 66.4 °F | 3.42 in. |
| March | 53.6 °F | 72.4 °F | 3.61 in. |
| April | 60.1 °F | 78.7 °F | 3.86 in. |
| May | 67.9 °F | 85.4 °F | 5.16 in. |
| June | 73.7 °F | 90.9 °F | 5.59 in. |
| July | 75.6 °F | 93.1 °F | 4.03 in. |
| August | 75.3 °F | 93.9 °F | 5.66 in. |
| September | 70.7 °F | 89.4 °F | 4.97 in. |
| October | 61.5 °F | 81.8 °F | 5.46 in. |
| November | 51.7 °F | 71.7 °F | 4.93 in. |
| December | 45.2 °F | 64.5 °F | 4.31 in. |
| Annual | 60.5 °F | 79.3 °F | 55.31 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 |