Bailey, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 11.6 °C (low) to 23.4 °C (high). Annual precipitation averages 1123.2 Millimeters. Bailey is located in USDA Plant Hardiness Zone 8a. 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 | 0.3 °C | 11.9 °C | 71.63 mm |
| February | 2.2 °C | 14.3 °C | 80.01 mm |
| March | 6.3 °C | 18.6 °C | 101.6 mm |
| April | 10.6 °C | 22.7 °C | 97.79 mm |
| May | 15.9 °C | 26.8 °C | 133.6 mm |
| June | 20.6 °C | 31.3 °C | 101.09 mm |
| July | 22.8 °C | 34 °C | 65.79 mm |
| August | 22.3 °C | 34.3 °C | 72.14 mm |
| September | 18.4 °C | 30.5 °C | 87.88 mm |
| October | 12.2 °C | 24.7 °C | 120.9 mm |
| November | 6.2 °C | 18.2 °C | 91.95 mm |
| December | 1.6 °C | 13.1 °C | 98.81 mm |
| Annual | 11.6 °C | 23.4 °C | 1123.19 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 40-50 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |