- Latitude: 41.786
- Longitude: -87.752
High Temperatures
On average, the day in September with the warmest high temperature in custom location is September 2 at an average of 80.9 °F (27.2 °C).
On average, the day in September with the coldest high temperature in custom location is September 29 at an average of 70.6 °F (21.5 °C).
Records
The warmest recorded high temperature in September in custom location was 100.9 °F (38.3 °C) on September 2 in the year 1953 at CHICAGO MIDWAY AP — Weather Bureau Army Navy (WBAN): 14819 .
The coldest recorded high temperature in September in custom location was 46.0 °F (7.8 °C) on September 29 in the year 1967 at CHICAGO MEIGS FIELD — Weather Bureau Army Navy (WBAN): 94866 .
Low Temperatures
On average, the day in September with the warmest low temperature in custom location is September 1 at an average of 63.5 °F (17.5 °C).
On average, the day in September with the coldest low temperature in custom location is September 30 at an average of 51.7 °F (10.9 °C).
Records
The warmest recorded low temperature in custom location was 81.0 °F (27.2 °C) on September 13 in the year 1995 at CHICAGO/MEIGS — Integrated Surface Dataset (ISD) station ID: 725346 — Weather Bureau Army Navy (WBAN): 94866 .
The coldest recorded low temperature in custom location was 28.9 °F (-1.7 °C) on September 23 in the year 1995 at CHICAGO O'HARE INTERNATIONAL — Integrated Surface Dataset (ISD) station ID: 725300 — Weather Bureau Army Navy (WBAN): 94846 .
Details
If you would like to see the temperatures for specific days, you can click on the corresponding links below: