- 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 July 21 in CHICAGO MIDWAY INTL ARPT the average high temperature is 85.3 °F (29.6 °C). The lowest recored high temperature was 66.2 °F (19.0 °C) in 1996 and the highest recored high temperature was 100.9 °F (38.3 °C) in 2011. The high temperature is usually* between 80.7 °F (27.0 °C) and 90.0 °F (32.2 °C). About a quarter of the time, the high temperature is less than 80.7 °F (27.0 °C), and another quarter of the time, the high temperature is greater than and 90.0 °F (32.2 °C). About 95% of the time, the high temperature has been between 71.8 °F (22.1 °C) and 98.8 °F (37.1 °C).
Low Temperatures
On July 21 in CHICAGO MIDWAY INTL ARPT the average low temperature is 68.4 °F (20.2 °C). The lowest recored low temperature was 51.1 °F (10.6 °C) in 1970 and the lowest recored low temperature was 82.0 °F (27.8 °C) in 2011. The low temperature is usually* between 64.6 °F (18.1 °C) and 72.3 °F (22.4 °C). About a quarter of the time, the low temperature is less than 64.6 °F (18.1 °C), and another quarter of the time, the low temperature is greater than and 72.3 °F (22.4 °C). About 95% of the time, the low temperature has been between 57.3 °F (14.0 °C) and 79.6 °F (26.4 °C).
Frost
On July 21 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: