Pearland, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 61.5 °F (low) to 79 °F (high). Annual precipitation averages 55.9 Inches. Pearland is located in USDA Plant Hardiness Zone 9b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 44.8 °F | 63.1 °F | 4.36 in. |
| February | 48.6 °F | 66.5 °F | 3.17 in. |
| March | 54.7 °F | 72.2 °F | 3.54 in. |
| April | 61.0 °F | 78.3 °F | 4.23 in. |
| May | 68.7 °F | 84.8 °F | 5.05 in. |
| June | 74.4 °F | 90.3 °F | 5.48 in. |
| July | 76.0 °F | 92.2 °F | 4.54 in. |
| August | 76.0 °F | 92.9 °F | 5.61 in. |
| September | 71.8 °F | 88.8 °F | 5.69 in. |
| October | 62.7 °F | 81.7 °F | 5.21 in. |
| November | 52.9 °F | 72.0 °F | 4.64 in. |
| December | 46.7 °F | 65.0 °F | 4.35 in. |
| Annual | 61.5 °F | 79 °F | 55.87 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 |