January weather in Boston, United States
Averages from 155 days in January across 2020–2024.
Typical conditions
| Average high | 3.6°C |
|---|---|
| Average low | -4.2°C |
| Average mean | -0.4°C |
| Total precipitation | 545.2 mm |
| Rainy days | 81 |
| Average precipitation hours | 4.1 h |
| Average max wind speed | 21.4 km/h |
| Average sunshine | 5.7 h/day |
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