Quebec City weather in September 2025

Expect 18°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Quebec City in September. Check more long-term weather averages for Quebec City in September before you book your next holiday to Quebec in 2025/2026.

  • 18°C maximum daytime temperature in September in Quebec City18
    18°C max day temperature
  • 5 hours of sunshine per day
  • 15 days with some rainfall in September in Quebec City15
    15 days with some rainfall
  • 8°C minimum night-time temperature in September in Quebec City8
    8°C min night temperature
  • 13 hours of daylight per day in September in Quebec City13
    13 hours of daylight per day
  • No heat & humidity in September in Quebec City0
    No heat & humidity
  • 123 mm monthly rainfall in September in Quebec City123
    123 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in Quebec City5
    5 (Moderate) UV index

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The September weather guide for Quebec (Quebec City) 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 Quebec City in September?

Daytime temperatures usually reach 18°C in Quebec City in September, falling to 8°C at night.

How sunny is it in Quebec City in September?

There are normally 5 hours of bright sunshine each day in Quebec City in September - that's 40% of daylight hours.

Does it rain in Quebec City in September?

There are usually 15 days with some rain in Quebec City in September and the average monthly rainfall is 123mm.

What is the chance of a hurricane in Quebec City in September?

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

Quebec City September sunrise & sunset times

Browse the sunrise and sunset times for Quebec City in September 2025. Select a month to view Quebec City sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:05 18:24
Monday, 15th September 2025 05:23 17:56
Tuesday, 30th September 2025 05:43 17:26

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