Ontario weather in September 2020

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Below are average maximum temperatures at popular destinations in Ontario in September. Select a destination to see more weather parameters.

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The September weather guide for Ontario shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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How hot is it in Ontario in September?

Daytime temperatures usually reach 21°C in Toronto, Ontario in September, falling to 11°C at night.

How sunny is it in Ontario in September?

There are normally 6 hours of bright sunshine each day in Toronto, Ontario in September - that's 48% of daylight hours.

How warm is the sea around Ontario in September?

The average sea temperature around Toronto, Ontario in September is 19°C.

Does it rain in Ontario in September?

There are usually 10 days with some rain in Toronto, Ontario in September and the average monthly rainfall is 75mm.

Ontario sunrise & sunset times for September 2020

Browse the sunrise & sunset times for Ontario in September 2020. Select a month to view Ontario sunrise & sunset times for the next twelve months. The Ontario sunrise & sunset times shown below are for Toronto.


Date Sunrise times Sunset times
Tuesday, 1st September 2020 06:42 19:52
Tuesday, 15th September 2020 06:57 19:27
Wednesday, 30th September 2020 07:15 18:59
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Metric (°C / mm)  |  Imperial (°F / inches)

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