- 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 March 9 in CHICAGO O'HARE INTERNATIONAL the average high temperature is 44.1 °F (6.7 °C). The lowest recored high temperature was 19.9 °F (-6.7 °C) in 2003 and the highest recored high temperature was 78.1 °F (25.6 °C) in 2000. The high temperature is usually* between 36.0 °F (2.2 °C) and 52.3 °F (11.3 °C). About a quarter of the time, the high temperature is less than 36.0 °F (2.2 °C), and another quarter of the time, the high temperature is greater than and 52.3 °F (11.3 °C). About 95% of the time, the high temperature has been between 20.6 °F (-6.3 °C) and 67.7 °F (19.8 °C).
Low Temperatures
On March 9 in CHICAGO O'HARE INTERNATIONAL the average low temperature is 26.0 °F (-3.3 °C). The lowest recored low temperature was -0.9 °F (-18.3 °C) in 1982 and the lowest recored low temperature was 57.0 °F (13.9 °C) in 2016. The low temperature is usually* between 19.1 °F (-7.2 °C) and 32.9 °F (0.5 °C). About a quarter of the time, the low temperature is less than 19.1 °F (-7.2 °C), and another quarter of the time, the low temperature is greater than and 32.9 °F (0.5 °C). About 95% of the time, the low temperature has been between 6.0 °F (-14.5 °C) and 46.1 °F (7.8 °C).
Frost
On March 9 in CHICAGO O'HARE INTERNATIONAL expect the temperatures to drop below freezing for a risk of frost about 72.0% 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: