Weather in Québec in August
In an average August, Québec sees a daily high around 24°C and a low around 15°C, based on 1980–2026 of local climate records.
| Average high | 24°C |
|---|---|
| Typical high range | 20°C to 28°C |
| Average low | 15°C |
| Typical low range | 10°C to 19°C |
| Average daily precipitation | 5 mm |
August records
The most extreme August on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total August accumulation.
High
Highest
33°C
2025-08-12
Lowest
14°C
1986-08-28
Low
Highest
23°C
1988-08-05
Lowest
3°C
1982-08-30
Feels-like
Highest
43°C
2025-08-12
Lowest
0°C
1982-08-30
Humidity
Highest
20.7 g/m³
1988-08-05
Lowest
5.3 g/m³
1989-08-25
Wind
Highest
42 km/h
2011-08-28
Lowest
4 km/h
2024-08-16
Gust
Highest
98 km/h
2020-08-05
Lowest
13 km/h
2018-08-12
Precip
Wettest
229 mm
1990
Driest
46 mm
2002
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