- Integrated Surface Dataset (ISD) station ID: 725300
- Country: US
- State: IL
- Latitude: 41.96
- Longitude: -87.932
A Weather Bureau Army Navy (WBAN) station ID was found for this station. Older data may be available at the WBAN page.
High Temperatures
On September 22 in CHICAGO O'HARE INTERNATIONAL the average high temperature is 73.1 °F (22.8 °C). The lowest recored high temperature was 52.0 °F (11.1 °C) in 1995 and the highest recored high temperature was 93.9 °F (34.4 °C) in 2017. The high temperature is usually* between 67.2 °F (19.6 °C) and 78.9 °F (26.1 °C). About a quarter of the time, the high temperature is less than 67.2 °F (19.6 °C), and another quarter of the time, the high temperature is greater than and 78.9 °F (26.1 °C). About 95% of the time, the high temperature has been between 56.1 °F (13.4 °C) and 90.1 °F (32.3 °C).
Low Temperatures
On September 22 in CHICAGO O'HARE INTERNATIONAL the average low temperature is 52.1 °F (11.1 °C). The lowest recored low temperature was 32.0 °F (0.0 °C) in 1974 and the lowest recored low temperature was 71.1 °F (21.7 °C) in 2017. The low temperature is usually* between 46.2 °F (7.9 °C) and 58.0 °F (14.4 °C). About a quarter of the time, the low temperature is less than 46.2 °F (7.9 °C), and another quarter of the time, the low temperature is greater than and 58.0 °F (14.4 °C). About 95% of the time, the low temperature has been between 35.0 °F (1.6 °C) and 69.2 °F (20.7 °C).
Frost
On September 22 in CHICAGO O'HARE INTERNATIONAL expect the temperatures to drop below freezing for a risk of frost about 1.1% of the time.
Data Source(s)
The data used to compute the average high/low temperatures for this location were taken from the following stations: