Aledo, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 53.8 °F (low) to 76.2 °F (high). Annual precipitation averages 36.7 Inches. Aledo is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 33.3 °F | 56.4 °F | 2.21 in. |
| February | 37.1 °F | 60.0 °F | 2.46 in. |
| March | 44.9 °F | 68.2 °F | 3.34 in. |
| April | 52.3 °F | 75.9 °F | 2.89 in. |
| May | 62.0 °F | 82.6 °F | 4.47 in. |
| June | 69.8 °F | 90.5 °F | 3.91 in. |
| July | 73.2 °F | 95.0 °F | 2.09 in. |
| August | 72.8 °F | 95.3 °F | 2.62 in. |
| September | 65.4 °F | 88.2 °F | 3.27 in. |
| October | 54.4 °F | 77.9 °F | 4.19 in. |
| November | 44.1 °F | 66.7 °F | 2.81 in. |
| December | 35.7 °F | 57.9 °F | 2.46 in. |
| Annual | 53.8 °F | 76.2 °F | 36.72 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 30-40 Days |
| Plant Hardiness Zone | Zone 8b : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |