- Integrated Surface Dataset (ISD) station ID: 725340
- Country: US
- State: IL
- Latitude: 41.786
- Longitude: -87.752
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 June 30 in CHICAGO MIDWAY INTL ARPT the average high temperature is 84.4 °F (29.1 °C). The lowest recored high temperature was 69.1 °F (20.6 °C) in 1965 and the highest recored high temperature was 99.0 °F (37.2 °C) in 1953. The high temperature is usually* between 79.6 °F (26.4 °C) and 89.2 °F (31.8 °C). About a quarter of the time, the high temperature is less than 79.6 °F (26.4 °C), and another quarter of the time, the high temperature is greater than and 89.2 °F (31.8 °C). About 95% of the time, the high temperature has been between 70.4 °F (21.3 °C) and 98.4 °F (36.9 °C).
Low Temperatures
On June 30 in CHICAGO MIDWAY INTL ARPT the average low temperature is 65.7 °F (18.7 °C). The lowest recored low temperature was 48.9 °F (9.4 °C) in 1965 and the lowest recored low temperature was 79.0 °F (26.1 °C) in 2018. The low temperature is usually* between 61.5 °F (16.4 °C) and 69.9 °F (21.0 °C). About a quarter of the time, the low temperature is less than 61.5 °F (16.4 °C), and another quarter of the time, the low temperature is greater than and 69.9 °F (21.0 °C). About 95% of the time, the low temperature has been between 53.5 °F (11.9 °C) and 77.9 °F (25.5 °C).
Frost
On June 30 in CHICAGO MIDWAY INTL ARPT 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: