Climate almanac
Dunnville
Ontario, Canada · 42.90°, -79.62°
What is the weather like in Dunnville in December?
In December, Dunnville is typically 38°F (3°C) during the day and 32°F (0°C) at night. The month brings about 3.6 in (91 mm) of precipitation in total. Snowfall averages about 7.2 in (183 mm) over the month.
- Average high38°F (3°C)
- Average low32°F (0°C)
- Precipitation3.6 in (91 mm)
- Clear or mostly clear days2
- Snowfall7.2 in (183 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)