Magnolia, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10.5 °C (low) to 22.8 °C (high). Annual precipitation averages 1346.2 Millimeters. Magnolia is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 0.1 °C | 12.4 °C | 93.73 mm |
| February | 1.1 °C | 14.2 °C | 79.5 mm |
| March | 4.6 °C | 18.2 °C | 101.09 mm |
| April | 9.6 °C | 23.2 °C | 87.63 mm |
| May | 14.5 °C | 26.9 °C | 106.68 mm |
| June | 19.2 °C | 30.6 °C | 138.68 mm |
| July | 21.3 °C | 32.2 °C | 162.81 mm |
| August | 20.4 °C | 31.1 °C | 155.19 mm |
| September | 17.4 °C | 28.4 °C | 161.29 mm |
| October | 10.7 °C | 23.6 °C | 89.41 mm |
| November | 4.8 °C | 18.3 °C | 84.58 mm |
| December | 1.8 °C | 14.1 °C | 85.6 mm |
| Annual | 10.5 °C | 22.8 °C | 1346.19 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 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 | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |