- 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 October 26 in CHICAGO O'HARE INTERNATIONAL the average high temperature is 59.8 °F (15.4 °C). The lowest recored high temperature was 39.4 °F (4.1 °C) in 1959 and the highest recored high temperature was 83.3 °F (28.5 °C) in 1963. The high temperature is usually* between 53.2 °F (11.8 °C) and 66.4 °F (19.1 °C). About a quarter of the time, the high temperature is less than 53.2 °F (11.8 °C), and another quarter of the time, the high temperature is greater than and 66.4 °F (19.1 °C). About 95% of the time, the high temperature has been between 40.6 °F (4.8 °C) and 79.0 °F (26.1 °C).
Low Temperatures
On October 26 in CHICAGO O'HARE INTERNATIONAL the average low temperature is 40.2 °F (4.5 °C). The lowest recored low temperature was 19.0 °F (-7.2 °C) in 1962 and the lowest recored low temperature was 62.1 °F (16.7 °C) in 2023. The low temperature is usually* between 34.3 °F (1.3 °C) and 46.1 °F (7.8 °C). About a quarter of the time, the low temperature is less than 34.3 °F (1.3 °C), and another quarter of the time, the low temperature is greater than and 46.1 °F (7.8 °C). About 95% of the time, the low temperature has been between 23.0 °F (-5.0 °C) and 57.4 °F (14.1 °C).
Frost
On October 26 in CHICAGO O'HARE INTERNATIONAL expect the temperatures to drop below freezing for a risk of frost about 17.6% 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: