Climate almanac
Mason City
Iowa, United States · 43.15°, -93.20°
What is the weather like in Mason City in January?
In January, Mason City is typically 26°F (-3°C) during the day and 13°F (-11°C) at night. The month brings about 1.5 in (37 mm) of precipitation in total. Snowfall averages about 7.5 in (189 mm) over the month.
- Average high26°F (-3°C)
- Average low13°F (-11°C)
- Precipitation1.5 in (37 mm)
- Clear or mostly clear days6
- Snowfall7.5 in (189 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)