Macdona, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 14.8 °C (low) to 27.7 °C (high). Annual precipitation averages 792 Millimeters. Macdona is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Feb. 11 - Feb. 20 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 4.8 °C | 18.2 °C | 48.77 mm |
| February | 7.1 °C | 20.7 °C | 43.43 mm |
| March | 10.8 °C | 24.1 °C | 61.21 mm |
| April | 14.5 °C | 27.8 °C | 53.59 mm |
| May | 19.2 °C | 31.2 °C | 101.85 mm |
| June | 22.4 °C | 34.2 °C | 81.79 mm |
| July | 23.3 °C | 35.7 °C | 57.4 mm |
| August | 23.3 °C | 36.3 °C | 60.96 mm |
| September | 20.7 °C | 33.2 °C | 91.44 mm |
| October | 15.6 °C | 28.9 °C | 85.85 mm |
| November | 10 °C | 23 °C | 57.91 mm |
| December | 5.9 °C | 18.9 °C | 47.75 mm |
| Annual | 14.8 °C | 27.7 °C | 791.95 mm |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Feb. 11 - Feb. 20 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 9a : -6.7°C to -3.9°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |