Climate almanac
Clinton
Illinois, United States · 40.15°, -88.96°
What is the weather like in Clinton in January?
In January, Clinton is typically 36°F (2°C) during the day and 22°F (-5°C) at night. The month brings about 2.5 in (65 mm) of precipitation in total. Snowfall averages about 5.6 in (141 mm) over the month.
- Average high36°F (2°C)
- Average low22°F (-5°C)
- Precipitation2.5 in (65 mm)
- Clear or mostly clear days7
- Snowfall5.6 in (141 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)