Climate almanac
Dunnville
Ontario, Canada · 42.90°, -79.62°
What is the weather like in Dunnville in May?
In May, Dunnville is typically 59°F (15°C) during the day and 50°F (10°C) at night. The month brings about 3.4 in (86 mm) of precipitation in total.
- Average high59°F (15°C)
- Average low50°F (10°C)
- Precipitation3.4 in (86 mm)
- Clear or mostly clear days8
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)