Weather in Québec in September
In an average September, Québec sees a daily high around 19°C and a low around 10°C, based on 1980–2026 of local climate records.
| Average high | 19°C |
|---|---|
| Typical high range | 14°C to 24°C |
| Average low | 10°C |
| Typical low range | 4°C to 15°C |
| Average daily precipitation | 3 mm |
September records
The most extreme September on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
31°C
2010-09-01
Lowest
5°C
1991-09-29
Low
Highest
22°C
2010-09-02
Lowest
-4°C
1980-09-29
Feels-like
Highest
39°C
2023-09-06
Lowest
-9°C
1980-09-29
Humidity
Highest
18.9 g/m³
2018-09-03
Lowest
3.7 g/m³
1980-09-29
Wind
Highest
36 km/h
1999-09-17
Lowest
4 km/h
2023-09-27
Gust
Highest
98 km/h
1989-09-23
Lowest
14 km/h
2006-09-14
Precip
Wettest
201 mm
1999
Driest
44 mm
1984
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