- Weather Bureau Army Navy (WBAN): 14819
- Country: US
- State: IL
- Latitude: 41.786
- Longitude: -87.752
An Integrated Surface Dataset (ISD) station ID was found for this station. Newer data may be available at the ISD page.
High Temperatures
On July 12 in CHICAGO MIDWAY INTL ARPT the average high temperature is 84.9 °F (29.4 °C). The lowest recored high temperature was 73.9 °F (23.3 °C) in 1990 and the highest recored high temperature was 97.0 °F (36.1 °C) in 1995. The high temperature is usually* between 80.8 °F (27.1 °C) and 88.9 °F (31.6 °C). About a quarter of the time, the high temperature is less than 80.8 °F (27.1 °C), and another quarter of the time, the high temperature is greater than and 88.9 °F (31.6 °C). About 95% of the time, the high temperature has been between 73.1 °F (22.8 °C) and 96.6 °F (35.9 °C).
Low Temperatures
On July 12 in CHICAGO MIDWAY INTL ARPT the average low temperature is 67.0 °F (19.4 °C). The lowest recored low temperature was 51.1 °F (10.6 °C) in 1978 and the lowest recored low temperature was 79.0 °F (26.1 °C) in 1987. The low temperature is usually* between 63.5 °F (17.5 °C) and 70.4 °F (21.3 °C). About a quarter of the time, the low temperature is less than 63.5 °F (17.5 °C), and another quarter of the time, the low temperature is greater than and 70.4 °F (21.3 °C). About 95% of the time, the low temperature has been between 56.9 °F (13.8 °C) and 77.0 °F (25.0 °C).
Frost
On July 12 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:
- CHICAGO MIDWAY INTL ARPT — Integrated Surface Dataset (ISD) station ID: 725340 — Weather Bureau Army Navy (WBAN): 14819 — from year 1973 to 2025
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— Weather Bureau Army Navy (WBAN): 14819 — from year 1948 to 1972