- 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 July 4 in CHICAGO O'HARE INTERNATIONAL the average high temperature is 84.7 °F (29.3 °C). The lowest recored high temperature was 64.9 °F (18.3 °C) in 1967 and the highest recored high temperature was 102.0 °F (38.9 °C) in 2012. The high temperature is usually* between 80.0 °F (26.7 °C) and 89.4 °F (31.9 °C). About a quarter of the time, the high temperature is less than 80.0 °F (26.7 °C), and another quarter of the time, the high temperature is greater than and 89.4 °F (31.9 °C). About 95% of the time, the high temperature has been between 71.1 °F (21.7 °C) and 98.3 °F (36.8 °C).
Low Temperatures
On July 4 in CHICAGO O'HARE INTERNATIONAL the average low temperature is 62.4 °F (16.9 °C). The lowest recored low temperature was 46.4 °F (8.0 °C) in 1963 and the lowest recored low temperature was 79.0 °F (26.1 °C) in 1999. The low temperature is usually* between 57.5 °F (14.2 °C) and 67.2 °F (19.6 °C). About a quarter of the time, the low temperature is less than 57.5 °F (14.2 °C), and another quarter of the time, the low temperature is greater than and 67.2 °F (19.6 °C). About 95% of the time, the low temperature has been between 48.3 °F (9.1 °C) and 76.4 °F (24.7 °C).
Frost
On July 4 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: