Canada weather in September 2024

Expect 20°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Canada in September. Check more long-term weather averages for Canada in September before you book your next holiday to Canada in 2024/2025.

  • 20°C maximum daytime temperature in September in Canada (Ottawa)20
    20°C max day temperature
  • 6 hours of sunshine per day
  • 12 days with some rainfall in September in Canada (Ottawa)12
    12 days with some rainfall
  • 9°C minimum night-time temperature in September in Canada (Ottawa)9
    9°C min night temperature
  • 12 hours of daylight per day in September in Canada (Ottawa)12
    12 hours of daylight per day
  • No heat & humidity in September in Canada (Ottawa)0
    No heat & humidity
  • 80 mm monthly rainfall in September in Canada (Ottawa)80
    80 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in Canada (Ottawa)5
    5 (Moderate) UV index

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The September weather guide for Canada (Ottawa) 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.

Top Canada destinations

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

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Metric (°C / mm)  |  Imperial (°F / inches)

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More about Canada

How hot is it in Canada in September?

Daytime temperatures usually reach 20°C in Ottawa, Canada in September, falling to 9°C at night.

How sunny is it in Canada in September?

There are normally 6 hours of bright sunshine each day in Ottawa, Canada in September - that's 46% of daylight hours.

Does it rain in Canada in September?

There are usually 12 days with some rain in Ottawa, Canada in September and the average monthly rainfall is 80mm.

Canada September sunrise & sunset times

Browse the sunrise and sunset times for Canada in September 2024. Select a month to view Canada sunrise and sunset times for the next 12 months. The Canada sunrise and sunset times shown below are for Ottawa.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2024 05:25 18:39
Sunday, 15th September 2024 05:42 18:13
Monday, 30th September 2024 06:00 17:44

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