Climate almanac
Charleston
Missouri, United States · 36.92°, -89.35°
What is the weather like in Charleston in May?
In May, Charleston is typically 79°F (26°C) during the day and 62°F (16°C) at night. The month brings about 5.8 in (147 mm) of precipitation in total.
- Average high79°F (26°C)
- Average low62°F (16°C)
- Precipitation5.8 in (147 mm)
- Clear or mostly clear days9
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)