March weather in Seattle, United States
Averages from 155 days in March across 2020–2024.
Typical conditions
| Average high | 10.4°C |
|---|---|
| Average low | 3.5°C |
| Average mean | 6.6°C |
| Total precipitation | 419.7 mm |
| Rainy days | 101 |
| Average precipitation hours | 6 h |
| Average max wind speed | 19.7 km/h |
| Average sunshine | 7.3 h/day |
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