- 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 February 4 in CHICAGO O'HARE INTERNATIONAL the average high temperature is 33.0 °F (0.5 °C). The lowest recored high temperature was 1.9 °F (-16.7 °C) in 1996 and the highest recored high temperature was 59.0 °F (15.0 °C) in 1992. The high temperature is usually* between 25.8 °F (-3.4 °C) and 40.1 °F (4.5 °C). About a quarter of the time, the high temperature is less than 25.8 °F (-3.4 °C), and another quarter of the time, the high temperature is greater than and 40.1 °F (4.5 °C). About 95% of the time, the high temperature has been between 12.2 °F (-11.0 °C) and 53.8 °F (12.1 °C).
Low Temperatures
On February 4 in CHICAGO O'HARE INTERNATIONAL the average low temperature is 15.0 °F (-9.4 °C). The lowest recored low temperature was -18.9 °F (-28.3 °C) in 1996 and the lowest recored low temperature was 37.9 °F (3.3 °C) in 2019. The low temperature is usually* between 6.3 °F (-14.3 °C) and 23.8 °F (-4.6 °C). About a quarter of the time, the low temperature is less than 6.3 °F (-14.3 °C), and another quarter of the time, the low temperature is greater than and 23.8 °F (-4.6 °C). About 95% of the time, the low temperature has been between -10.4 °F (-23.5 °C) and 40.4 °F (4.7 °C).
Frost
On February 4 in CHICAGO O'HARE INTERNATIONAL expect the temperatures to drop below freezing for a risk of frost about 90.5% 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: