Climate almanac
Affton
Missouri, United States · 38.55°, -90.33°
What is the weather like in Affton in March?
In March, Affton is typically 60°F (15°C) during the day and 40°F (5°C) at night. The month brings about 4.8 in (122 mm) of precipitation in total. Snowfall averages about 0.6 in (15 mm) over the month.
- Average high60°F (15°C)
- Average low40°F (5°C)
- Precipitation4.8 in (122 mm)
- Clear or mostly clear days9
- Snowfall0.6 in (15 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)