Climate almanac
Eureka
Missouri, United States · 38.50°, -90.63°
What is the weather like in Eureka in January?
In January, Eureka is typically 41°F (5°C) during the day and 26°F (-3°C) at night. The month brings about 3.0 in (75 mm) of precipitation in total. Snowfall averages about 4.8 in (122 mm) over the month.
- Average high41°F (5°C)
- Average low26°F (-3°C)
- Precipitation3.0 in (75 mm)
- Clear or mostly clear days9
- Snowfall4.8 in (122 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)