August weather in Chicago, United States
Averages from 155 days in August across 2020–2024.
Typical conditions
| Average high | 27.1°C |
|---|---|
| Average low | 19.1°C |
| Average mean | 22.9°C |
| Total precipitation | 517.3 mm |
| Rainy days | 90 |
| Average precipitation hours | 3.2 h |
| Average max wind speed | 21.8 km/h |
| Average sunshine | 11.6 h/day |
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