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Chicago Weather in October

United States

October brings crisp autumn air and temperatures in the 50s to 60s, perfect for enjoying fall foliage along the Chicago River and visiting museums while wearing light layers and jackets.

Avg High

17°C

Avg Low

10°C

Daily Rain

4.8mm

Rainfall

Moderate

💡 Best months to visit Chicago: Jun, Aug, Sep

Chicago Weather by Month

Month	High	Low	Rain
Jan	1°C	-6°C	1.9mm
Feb	1°C	-8°C	2.6mm
Mar	8°C	0°C	2.9mm
Apr	14°C	4°C	2.7mm
May	19°C	10°C	3.1mm
Jun	26°C	17°C	3.5mm
Jul	27°C	19°C	5.8mm
Aug	27°C	19°C	4.3mm
Sep	24°C	16°C	3.4mm
Oct	17°C	10°C	4.8mm
Nov	9°C	1°C	1.2mm
Dec	5°C	-2°C	2.2mm

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