- Latitude: 41.73
- Longitude: -87.54
High Temperatures
On average, the day in October with the warmest high temperature in custom location is October 1 at an average of 71.5 °F (21.9 °C).
On average, the day in October with the coldest high temperature in custom location is October 28 at an average of 58.6 °F (14.8 °C).
Records
The warmest recorded high temperature in October in custom location was 93.0 °F (33.9 °C) on October 6 in the year 1963 at CHICAGO MIDWAY AP — Weather Bureau Army Navy (WBAN): 14819 .
The coldest recorded high temperature in October in custom location was 35.6 °F (2.0 °C) on October 31 in the year 2023 at GARY/CHICAGO AIRPORT — Integrated Surface Dataset (ISD) station ID: 725337 — Weather Bureau Army Navy (WBAN): 04807 .
Low Temperatures
On average, the day in October with the warmest low temperature in custom location is October 1 at an average of 53.3 °F (11.8 °C).
On average, the day in October with the coldest low temperature in custom location is October 29 at an average of 43.0 °F (6.1 °C).
Records
The warmest recorded low temperature in custom location was 73.4 °F (23.0 °C) on October 6 in the year 2007 at GARY/CHICAGO AIRPORT — Integrated Surface Dataset (ISD) station ID: 725337 — Weather Bureau Army Navy (WBAN): 04807 .
The coldest recorded low temperature in custom location was 19.9 °F (-6.7 °C) on October 18 in the year 1948 at CHICAGO MIDWAY AP — Weather Bureau Army Navy (WBAN): 14819 .
Details
If you would like to see the temperatures for specific days, you can click on the corresponding links below: