Climate almanac
Saint Peters
Missouri, United States · 38.80°, -90.63°
What is the weather like in Saint Peters in January?
In January, Saint Peters is typically 41°F (5°C) during the day and 26°F (-3°C) at night. The month brings about 2.8 in (70 mm) of precipitation in total. Snowfall averages about 5.1 in (128 mm) over the month.
- Average high41°F (5°C)
- Average low26°F (-3°C)
- Precipitation2.8 in (70 mm)
- Clear or mostly clear days8
- Snowfall5.1 in (128 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)