- 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 August 3 in CHICAGO O'HARE INTERNATIONAL the average high temperature is 84.9 °F (29.4 °C). The lowest recored high temperature was 71.6 °F (22.0 °C) in 2000 and the highest recored high temperature was 100.9 °F (38.3 °C) in 1991. The high temperature is usually* between 80.5 °F (27.0 °C) and 89.3 °F (31.8 °C). About a quarter of the time, the high temperature is less than 80.5 °F (27.0 °C), and another quarter of the time, the high temperature is greater than and 89.3 °F (31.8 °C). About 95% of the time, the high temperature has been between 72.2 °F (22.3 °C) and 97.7 °F (36.5 °C).
Low Temperatures
On August 3 in CHICAGO O'HARE INTERNATIONAL the average low temperature is 63.8 °F (17.6 °C). The lowest recored low temperature was 48.4 °F (9.1 °C) in 1950 and the lowest recored low temperature was 79.0 °F (26.1 °C) in 1988. The low temperature is usually* between 59.4 °F (15.2 °C) and 68.1 °F (20.1 °C). About a quarter of the time, the low temperature is less than 59.4 °F (15.2 °C), and another quarter of the time, the low temperature is greater than and 68.1 °F (20.1 °C). About 95% of the time, the low temperature has been between 51.1 °F (10.6 °C) and 76.4 °F (24.7 °C).
Frost
On August 3 in CHICAGO O'HARE INTERNATIONAL expect the temperatures to drop below freezing for a risk of frost about 0.0% 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: