Climate almanac
Ajax
Ontario, Canada · 43.85°, -79.03°
What is the weather like in Ajax in May?
In May, Ajax is typically 54°F (12°C) during the day and 47°F (8°C) at night. The month brings about 3.3 in (84 mm) of precipitation in total.
- Average high54°F (12°C)
- Average low47°F (8°C)
- Precipitation3.3 in (84 mm)
- Clear or mostly clear days8
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)