Midway, Georgia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 13.1 °C (low) to 25.5 °C (high). Annual precipitation averages 1310.4 Millimeters. Midway is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Jan. 21 - Jan. 31 through the first frost around Dec. 21 - Dec. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 3.4 °C | 16.6 °C | 93.73 mm |
| February | 4.9 °C | 18.3 °C | 87.88 mm |
| March | 8.3 °C | 21.8 °C | 95.76 mm |
| April | 11.9 °C | 25.7 °C | 78.99 mm |
| May | 16.6 °C | 29.4 °C | 88.39 mm |
| June | 20.8 °C | 32.2 °C | 163.58 mm |
| July | 22.4 °C | 33.6 °C | 155.7 mm |
| August | 22.2 °C | 32.7 °C | 194.56 mm |
| September | 19.8 °C | 30.3 °C | 119.38 mm |
| October | 13.9 °C | 26.2 °C | 95 mm |
| November | 7.9 °C | 21.4 °C | 55.63 mm |
| December | 4.9 °C | 17.8 °C | 81.79 mm |
| Annual | 13.1 °C | 25.5 °C | 1310.39 mm |
| Average First Frost Date | Dec. 21 - Dec. 31 |
| Average Last Frost Date | Jan. 21 - Jan. 31 |
| Average Days With Frost | 10-20 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 |