January weather in San Jose, United States
Averages from 155 days in January across 2020–2024.
Typical conditions
| Average high | 15°C |
|---|---|
| Average low | 6.6°C |
| Average mean | 10.6°C |
| Total precipitation | 485.3 mm |
| Rainy days | 65 |
| Average precipitation hours | 3.4 h |
| Average max wind speed | 15.1 km/h |
| Average sunshine | 7.2 h/day |
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