May weather in Ottawa, Canada
Averages from 155 days in May across 2020–2024.
Typical conditions
| Average high | 19.6°C |
|---|---|
| Average low | 7.7°C |
| Average mean | 13.6°C |
| Total precipitation | 378.2 mm |
| Rainy days | 75 |
| Average precipitation hours | 3.3 h |
| Average max wind speed | 16.2 km/h |
| Average sunshine | 10.8 h/day |
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