August weather in Montreal, Canada
Averages from 155 days in August across 2020–2024.
Typical conditions
| Average high | 25.2°C |
|---|---|
| Average low | 17.1°C |
| Average mean | 20.9°C |
| Total precipitation | 768.2 mm |
| Rainy days | 109 |
| Average precipitation hours | 5 h |
| Average max wind speed | 17.1 km/h |
| Average sunshine | 10.3 h/day |
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