Hondo, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 14.1 °C (low) to 27.4 °C (high). Annual precipitation averages 740.9 Millimeters. Hondo is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Feb. 21 - Feb. 29 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 4.1 °C | 18.1 °C | 39.37 mm |
| February | 6.3 °C | 20.5 °C | 34.54 mm |
| March | 10.2 °C | 24.1 °C | 60.2 mm |
| April | 13.8 °C | 27.6 °C | 51.05 mm |
| May | 18.6 °C | 30.7 °C | 108.46 mm |
| June | 21.8 °C | 34 °C | 84.58 mm |
| July | 22.6 °C | 35.3 °C | 58.67 mm |
| August | 22.6 °C | 36 °C | 56.13 mm |
| September | 19.9 °C | 32.8 °C | 80.77 mm |
| October | 14.8 °C | 28.4 °C | 79.25 mm |
| November | 9.2 °C | 22.6 °C | 47.75 mm |
| December | 4.9 °C | 18.6 °C | 40.13 mm |
| Annual | 14.1 °C | 27.4 °C | 740.9 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Feb. 21 - Feb. 29 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |