Climate almanac
Saint Louis
Michigan, United States · 43.41°, -84.61°
What is the weather like in Saint Louis in May?
In May, Saint Louis is typically 70°F (21°C) during the day and 49°F (9°C) at night. The month brings about 3.6 in (92 mm) of precipitation in total.
- Average high70°F (21°C)
- Average low49°F (9°C)
- Precipitation3.6 in (92 mm)
- Clear or mostly clear days8
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)