Conway, South Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 11.6 °C (low) to 23.4 °C (high). Annual precipitation averages 1409.7 Millimeters. Conway 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. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 1.6 °C | 13.8 °C | 97.28 mm |
| February | 2.6 °C | 15.4 °C | 85.85 mm |
| March | 5.8 °C | 19.2 °C | 97.79 mm |
| April | 10.6 °C | 23.9 °C | 92.71 mm |
| May | 15.4 °C | 27.4 °C | 104.14 mm |
| June | 19.9 °C | 30.7 °C | 131.57 mm |
| July | 22.1 °C | 31.9 °C | 171.96 mm |
| August | 21.4 °C | 31.6 °C | 192.28 mm |
| September | 18.3 °C | 28.1 °C | 160.78 mm |
| October | 11.9 °C | 24.4 °C | 101.6 mm |
| November | 6 °C | 19.1 °C | 78.49 mm |
| December | 3.2 °C | 15.2 °C | 95.25 mm |
| Annual | 11.6 °C | 23.4 °C | 1409.7 mm |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 20-30 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 | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |