Climate almanac
Coal City
Illinois, United States · 41.29°, -88.29°
What is the weather like in Coal City in December?
In December, Coal City is typically 40°F (5°C) during the day and 26°F (-3°C) at night. The month brings about 2.4 in (60 mm) of precipitation in total. Snowfall averages about 2.9 in (74 mm) over the month.
- Average high40°F (5°C)
- Average low26°F (-3°C)
- Precipitation2.4 in (60 mm)
- Clear or mostly clear days6
- Snowfall2.9 in (74 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)