- 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 December 11 in CHICAGO O'HARE INTERNATIONAL the average high temperature is 37.4 °F (3.0 °C). The lowest recored high temperature was 10.0 °F (-12.2 °C) in 1962 and the highest recored high temperature was 60.1 °F (15.6 °C) in 2021. The high temperature is usually* between 30.2 °F (-1.0 °C) and 44.6 °F (7.0 °C). About a quarter of the time, the high temperature is less than 30.2 °F (-1.0 °C), and another quarter of the time, the high temperature is greater than and 44.6 °F (7.0 °C). About 95% of the time, the high temperature has been between 16.4 °F (-8.7 °C) and 58.3 °F (14.6 °C).
Low Temperatures
On December 11 in CHICAGO O'HARE INTERNATIONAL the average low temperature is 21.1 °F (-6.1 °C). The lowest recored low temperature was -11.0 °F (-23.9 °C) in 1972 and the lowest recored low temperature was 48.0 °F (8.9 °C) in 1965. The low temperature is usually* between 12.9 °F (-10.6 °C) and 29.2 °F (-1.6 °C). About a quarter of the time, the low temperature is less than 12.9 °F (-10.6 °C), and another quarter of the time, the low temperature is greater than and 29.2 °F (-1.6 °C). About 95% of the time, the low temperature has been between -2.5 °F (-19.2 °C) and 44.6 °F (7.0 °C).
Frost
On December 11 in CHICAGO O'HARE INTERNATIONAL expect the temperatures to drop below freezing for a risk of frost about 81.8% 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: