March weather in Portland OR, United States
Averages from 155 days in March across 2020–2024.
Typical conditions
| Average high | 11.5°C |
|---|---|
| Average low | 2.6°C |
| Average mean | 6.6°C |
| Total precipitation | 606.8 mm |
| Rainy days | 100 |
| Average precipitation hours | 7.8 h |
| Average max wind speed | 16.4 km/h |
| Average sunshine | 7.1 h/day |
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