- 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 May 12 in CHICAGO MIDWAY INTL ARPT the average high temperature is 69.9 °F (21.1 °C). The lowest recored high temperature was 45.0 °F (7.2 °C) in 2006 and the highest recored high temperature was 95.0 °F (35.0 °C) in 2022. The high temperature is usually* between 62.6 °F (17.0 °C) and 77.3 °F (25.2 °C). About a quarter of the time, the high temperature is less than 62.6 °F (17.0 °C), and another quarter of the time, the high temperature is greater than and 77.3 °F (25.2 °C). About 95% of the time, the high temperature has been between 48.5 °F (9.2 °C) and 91.3 °F (32.9 °C).
Low Temperatures
On May 12 in CHICAGO MIDWAY INTL ARPT the average low temperature is 49.5 °F (9.7 °C). The lowest recored low temperature was 33.1 °F (0.6 °C) in 1981 and the lowest recored low temperature was 75.9 °F (24.4 °C) in 2022. The low temperature is usually* between 43.8 °F (6.5 °C) and 55.3 °F (13.0 °C). About a quarter of the time, the low temperature is less than 43.8 °F (6.5 °C), and another quarter of the time, the low temperature is greater than and 55.3 °F (13.0 °C). About 95% of the time, the low temperature has been between 32.7 °F (0.4 °C) and 66.3 °F (19.1 °C).
Frost
On May 12 in CHICAGO MIDWAY INTL ARPT expect the temperatures to drop below freezing for a risk of frost about 2.0% 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