Station information
- Weather Bureau Army Navy (WBAN): 14819
- Country: US
- State: IL
- Latitude: 41.786
- Longitude: -87.752
High Temperatures
On September 18 in CHICAGO MIDWAY AP the average high temperature is 77.0 °F (25.0 °C). The lowest recored high temperature was 60.1 °F (15.6 °C) in 1981 and the highest recored high temperature was 93.9 °F (34.4 °C) in 1955. The high temperature is usually* between 71.5 °F (21.9 °C) and 82.6 °F (28.1 °C). About a quarter of the time, the high temperature is less than 71.5 °F (21.9 °C), and another quarter of the time, the high temperature is greater than and 82.6 °F (28.1 °C). About 95% of the time, the high temperature has been between 60.9 °F (16.1 °C) and 93.1 °F (34.0 °C).
Low Temperatures
On September 18 in CHICAGO MIDWAY AP the average low temperature is 58.8 °F (14.9 °C). The lowest recored low temperature was 42.8 °F (6.0 °C) in 1973 and the lowest recored low temperature was 72.0 °F (22.2 °C) in 2022. The low temperature is usually* between 54.2 °F (12.3 °C) and 63.5 °F (17.5 °C). About a quarter of the time, the low temperature is less than 54.2 °F (12.3 °C), and another quarter of the time, the low temperature is greater than and 63.5 °F (17.5 °C). About 95% of the time, the low temperature has been between 45.3 °F (7.4 °C) and 72.3 °F (22.4 °C).
Frost
On September 18 in CHICAGO MIDWAY AP 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:
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— Integrated Surface Dataset (ISD) station ID: 725340 — Weather Bureau Army Navy (WBAN): 14819 — from year 1973 to 2024 - CHICAGO MIDWAY AP — Weather Bureau Army Navy (WBAN): 14819 — from year 1948 to 1972