October weather in Chicago, United States
Averages from 155 days in October across 2020–2024.
Typical conditions
| Average high | 17°C |
|---|---|
| Average low | 9°C |
| Average mean | 12.9°C |
| Total precipitation | 575.2 mm |
| Rainy days | 83 |
| Average precipitation hours | 4.3 h |
| Average max wind speed | 26.8 km/h |
| Average sunshine | 7.8 h/day |
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