Climate almanac
Ancaster
Ontario, Canada · 43.22°, -79.99°
What is the weather like in Ancaster in May?
In May, Ancaster is typically 67°F (20°C) during the day and 48°F (9°C) at night. The month brings about 3.1 in (79 mm) of precipitation in total.
- Average high67°F (20°C)
- Average low48°F (9°C)
- Precipitation3.1 in (79 mm)
- Clear or mostly clear days9
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)