- 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 18 in CHICAGO MIDWAY INTL ARPT the average high temperature is 86.0 °F (30.0 °C). The lowest recored high temperature was 73.0 °F (22.8 °C) in 2009 and the highest recored high temperature was 96.1 °F (35.6 °C) in 1966. The high temperature is usually* between 82.1 °F (27.8 °C) and 89.9 °F (32.2 °C). About a quarter of the time, the high temperature is less than 82.1 °F (27.8 °C), and another quarter of the time, the high temperature is greater than and 89.9 °F (32.2 °C). About 95% of the time, the high temperature has been between 74.7 °F (23.7 °C) and 97.3 °F (36.3 °C).
Low Temperatures
On July 18 in CHICAGO MIDWAY INTL ARPT the average low temperature is 68.3 °F (20.1 °C). The lowest recored low temperature was 52.0 °F (11.1 °C) in 1976 and the lowest recored low temperature was 81.0 °F (27.2 °C) in 2011. The low temperature is usually* between 64.4 °F (18.0 °C) and 72.1 °F (22.3 °C). About a quarter of the time, the low temperature is less than 64.4 °F (18.0 °C), and another quarter of the time, the low temperature is greater than and 72.1 °F (22.3 °C). About 95% of the time, the low temperature has been between 57.0 °F (13.9 °C) and 79.5 °F (26.4 °C).
Frost
On July 18 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