- Latitude: 42.58
- Longitude: -87.8
High Temperatures
On average, the day in September with the warmest high temperature in custom location is September 2 at an average of 77.9 °F (25.5 °C).
On average, the day in September with the coldest high temperature in custom location is September 29 at an average of 66.9 °F (19.4 °C).
Records
The warmest recorded high temperature in September in custom location was 96.1 °F (35.6 °C) on September 10 in the year 2013 at WAUKEGAN REGIONAL AIRPORT — Integrated Surface Dataset (ISD) station ID: 725347 — Weather Bureau Army Navy (WBAN): 14880 .
The coldest recorded high temperature in September in custom location was 50.0 °F (10.0 °C) on September 21 in the year 1995 at CHICAGO/WAUKEGAN — Integrated Surface Dataset (ISD) station ID: 725347 .
Low Temperatures
On average, the day in September with the warmest low temperature in custom location is September 2 at an average of 61.5 °F (16.4 °C).
On average, the day in September with the coldest low temperature in custom location is September 30 at an average of 51.1 °F (10.6 °C).
Records
The warmest recorded low temperature in custom location was 80.1 °F (26.7 °C) on September 2 in the year 2011 at KENOSHA REGIONAL AIRPORT — Integrated Surface Dataset (ISD) station ID: 726505 — Weather Bureau Army Navy (WBAN): 04845 .
The coldest recorded low temperature in custom location was 29.8 °F (-1.2 °C) on September 23 in the year 1995 at CHICAGO/WAUKEGAN — Integrated Surface Dataset (ISD) station ID: 725347 .
Details
If you would like to see the temperatures for specific days, you can click on the corresponding links below: