Montreal weather in September 2024

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

  • 20°C maximum daytime temperature in September in Montreal20
    20°C max day temperature
  • 6 hours of sunshine per day
  • 11 days with some rainfall in September in Montreal11
    11 days with some rainfall
  • 10°C minimum night-time temperature in September in Montreal10
    10°C min night temperature
  • 12 hours of daylight per day in September in Montreal12
    12 hours of daylight per day
  • No heat & humidity in September in Montreal0
    No heat & humidity
  • 94 mm monthly rainfall in September in Montreal94
    94 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in Montreal5
    5 (Moderate) UV index

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The September weather guide for Quebec (Montreal) 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.

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

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More about Canada

How hot is it in Montreal in September?

Daytime temperatures usually reach 20°C in Montreal in September, falling to 10°C at night.

How sunny is it in Montreal in September?

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

Does it rain in Montreal in September?

There are usually 11 days with some rain in Montreal in September and the average monthly rainfall is 94mm.

What is the chance of a hurricane in Montreal in September?

On average less than 1 day in September in Montreal is likely to be affected by the passage of one or more tropical storms.

Montreal September sunrise & sunset times

Browse the sunrise and sunset times for Montreal in September 2024. Select a month to view Montreal sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2024 06:16 19:31
Sunday, 15th September 2024 06:33 19:04
Monday, 30th September 2024 06:52 18:35

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