Climate almanac
Sumter
South Carolina, United States · 33.92°, -80.34°
What is the weather like in Sumter in June?
In June, Sumter is typically 89°F (31°C) during the day and 71°F (22°C) at night. The month brings about 4.1 in (104 mm) of precipitation in total.
- Average high89°F (31°C)
- Average low71°F (22°C)
- Precipitation4.1 in (104 mm)
- Clear or mostly clear days7
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)