Midway, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 13.2 °C (low) to 26 °C (high). Annual precipitation averages 1149.1 Millimeters. Midway is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 3.1 °C | 15.8 °C | 99.06 mm |
| February | 5.3 °C | 18.1 °C | 81.53 mm |
| March | 8.7 °C | 21.8 °C | 83.82 mm |
| April | 12.7 °C | 25.7 °C | 81.53 mm |
| May | 17.7 °C | 29.3 °C | 118.87 mm |
| June | 21.5 °C | 32.9 °C | 108.71 mm |
| July | 22.7 °C | 34.7 °C | 74.17 mm |
| August | 22.5 °C | 35.4 °C | 78.49 mm |
| September | 19.3 °C | 32.4 °C | 105.41 mm |
| October | 13.2 °C | 27.6 °C | 104.65 mm |
| November | 7.8 °C | 21.3 °C | 106.93 mm |
| December | 4.2 °C | 16.8 °C | 105.92 mm |
| Annual | 13.2 °C | 26 °C | 1149.09 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 30-40 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |