Climate almanac
Grimsby
Ontario, Canada · 43.20°, -79.57°
What is the weather like in Grimsby in January?
In January, Grimsby is typically 33°F (1°C) during the day and 25°F (-4°C) at night. The month brings about 3.3 in (83 mm) of precipitation in total. Snowfall averages about 8.4 in (213 mm) over the month.
- Average high33°F (1°C)
- Average low25°F (-4°C)
- Precipitation3.3 in (83 mm)
- Clear or mostly clear days1
- Snowfall8.4 in (213 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)