Climate almanac
Renfrew
Ontario, Canada · 45.47°, -76.68°
What is the weather like in Renfrew in September?
In September, Renfrew is typically 70°F (21°C) during the day and 50°F (10°C) at night. The month brings about 2.5 in (63 mm) of precipitation in total.
- Average high70°F (21°C)
- Average low50°F (10°C)
- Precipitation2.5 in (63 mm)
- Clear or mostly clear days12
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)