Is Renfrew-Collingwood hot in September?
Days are typically mild at 19.4°C, while nights average 12.1°C.
Canada · 1991–2020 normal
Typical September weather in Renfrew-Collingwood: 19.4°C by day, 12.1°C at night, 74 mm of rain over 7.3 wet days. These are measured 1991–2020 station normals, not a forecast.
In the year-round weather comparison, September scores 70 out of 100 (July leads the year at 95). Daylight is calculated as 12 h 32 from latitude 49.24°. Open-water sea temperature is 14.3°C (15 km from the place centre).
September at a glance
Plain answers from the measured climate record—not a forecast or a promise about a particular trip.
Days are typically mild at 19.4°C, while nights average 12.1°C.
The measured monthly average is 74 mm across about 7 wet days.
There are about 12 h 32 between sunrise and sunset at mid-month, calculated from the place latitude.
September ranks 4 of 12 in our weather comparison; July ranks first.
The evidence behind this page
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The weather comparison for Renfrew-Collingwood is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
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