Climate almanac
Clayton
Missouri, United States · 38.64°, -90.32°
What is the weather like in Clayton in January?
In January, Clayton is typically 40°F (5°C) during the day and 26°F (-3°C) at night. The month brings about 3.0 in (77 mm) of precipitation in total. Snowfall averages about 4.7 in (121 mm) over the month.
- Average high40°F (5°C)
- Average low26°F (-3°C)
- Precipitation3.0 in (77 mm)
- Clear or mostly clear days8
- Snowfall4.7 in (121 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)