September · Canada
Best time to visit Vieux-Québec in September Weather, crowds & prices
Weather in Vieux-Québec in September
Average temperature 14°C, 64 mm of rain, about 12 days with 6+ hours of sunshine and 83% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
7.7/10
Ranked #1 of 12 months
- Avg temp
- 14°C
- Rainfall
- 64 mm
- Humidity
- 83%
- Days with 6h+ sun
- 12
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$$ · Peak Season Rates ($$$)
September in Vieux-Québec scores 7.7/10 for sightseeing and cultural travel - the single best month of the year. Expect around 14°C, 64 mm of rain, and roughly 12 days with 6+ hours of sunshine this month.
Vieux-Québec is the walled old town on the St Lawrence, crowned by the Château Frontenac.
September in Vieux-Québec tops the year's climate scores
Temperatures hover around 14°C (58°F) — the kind of month where neither heat nor cold forces the schedule.
Budget for roughly 64 mm of rain this month — a flexible day or two helps — with about 12 days with 6+ hours of sunshine and 12.3 hours of daylight to work around it.
On our climate-comfort scale this is the top-ranked month of the year for Vieux-Québec at 7.7/10 — the reference point every other month on this page is measured against.
Pack layers you can shed by midday plus one warm layer for the evening, a packable rain layer.
Expect peak pricing, and crowds are moderate. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Vieux-Québec in September?
- In September, Vieux-Québec averages 14°C, 64 mm of rain, and about 12 days with 6+ hours of sunshine. Its climate-comfort score is 7.7/10.
- Is September a good time to visit Vieux-Québec?
- September earns a 7.7/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Vieux-Québec in September?
- Expect about 64 mm of rain in September. Average humidity is 83% and there are about 12 days with 6+ hours of sunshine.
Curated in Vieux-Québec
Tickets & experiences
Things to do in Vieux-Québec
Vieux-Québec, Canada. Live activities and tours from GetYourGuide, matched to this destination.