Climate almanac
St. Catharines
Ontario, Canada · 43.17°, -79.24°
What is the weather like in St. Catharines in January?
In January, St. Catharines is typically 33°F (1°C) during the day and 25°F (-4°C) at night. The month brings about 3.4 in (85 mm) of precipitation in total. Snowfall averages about 9.0 in (228 mm) over the month.
- Average high33°F (1°C)
- Average low25°F (-4°C)
- Precipitation3.4 in (85 mm)
- Clear or mostly clear days1
- Snowfall9.0 in (228 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)