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Quebec weather in September 2025
Expect 18°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Quebec in September. Check more long-term weather averages for Quebec in September before you book your next holiday to Quebec in 2025/2026.
- 18°C max day temperature
18 - 5 hours of sunshine per day
- 15 days with some rainfall
15 - 8°C min night temperature
8 - 13 hours of daylight per day
13 - No heat & humidity
0 - 123 mm of monthly rainfall
123 - 5 (Moderate) UV index
5
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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.
Top Quebec destinations
Below are average maximum temperatures at popular countries, regions and places in Quebec in September. Select a holiday destination to see more weather parameters.
All Quebec destinations
- Blanc-Sablon
- Chibougamau
- Gaspe
- Kangiqsujuaq
- Kuujuag
- Mont Tremblant
- Montreal
- Natashquan
- Quebec City
- Sept-Iles
- Val-dor
- Waskaganish
Metric (°C / mm) | Imperial (°F / inches)
More about Canada
How hot is it in Quebec in September?
Daytime temperatures usually reach 18°C in Quebec City, Quebec in September, falling to 8°C at night.
How sunny is it in Quebec in September?
There are normally 5 hours of bright sunshine each day in Quebec City, Quebec in September - that's 40% of daylight hours.
Does it rain in Quebec in September?
There are usually 15 days with some rain in Quebec City, Quebec in September and the average monthly rainfall is 123mm.
What is the chance of a hurricane in Quebec in September?
On average less than 1 day in September in Quebec City, Quebec is likely to be affected by the passage of one or more tropical storms.
Quebec September sunrise & sunset times
Browse the sunrise and sunset times for Quebec in September 2025. Select a month to view Quebec sunrise and sunset times for the next 12 months. The Quebec sunrise and sunset times shown below are for Quebec City.
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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