Climate almanac
Dunnville
Ontario, Canada · 42.90°, -79.62°
What is the weather like in Dunnville in August?
In August, Dunnville is typically 76°F (24°C) during the day and 68°F (20°C) at night. The month brings about 3.3 in (84 mm) of precipitation in total.
- Average high76°F (24°C)
- Average low68°F (20°C)
- Precipitation3.3 in (84 mm)
- Clear or mostly clear days13
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)