January weather in Seattle, United States
Averages from 155 days in January across 2020–2024.
Typical conditions
| Average high | 8.1°C |
|---|---|
| Average low | 3.1°C |
| Average mean | 5.5°C |
| Total precipitation | 1090.6 mm |
| Rainy days | 120 |
| Average precipitation hours | 9.1 h |
| Average max wind speed | 21.4 km/h |
| Average sunshine | 3.6 h/day |
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