- 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 April 21 in CHICAGO MIDWAY INTL ARPT the average high temperature is 63.3 °F (17.4 °C). The lowest recored high temperature was 42.8 °F (6.0 °C) in 2002 and the highest recored high temperature was 84.0 °F (28.9 °C) in 1985. The high temperature is usually* between 56.2 °F (13.5 °C) and 70.3 °F (21.3 °C). About a quarter of the time, the high temperature is less than 56.2 °F (13.5 °C), and another quarter of the time, the high temperature is greater than and 70.3 °F (21.3 °C). About 95% of the time, the high temperature has been between 42.8 °F (6.0 °C) and 83.8 °F (28.8 °C).
Low Temperatures
On April 21 in CHICAGO MIDWAY INTL ARPT the average low temperature is 44.3 °F (6.8 °C). The lowest recored low temperature was 25.2 °F (-3.8 °C) in 1982 and the lowest recored low temperature was 64.0 °F (17.8 °C) in 1985. The low temperature is usually* between 38.8 °F (3.8 °C) and 49.8 °F (9.9 °C). About a quarter of the time, the low temperature is less than 38.8 °F (3.8 °C), and another quarter of the time, the low temperature is greater than and 49.8 °F (9.9 °C). About 95% of the time, the low temperature has been between 28.3 °F (-2.1 °C) and 60.2 °F (15.7 °C).
Frost
On April 21 in CHICAGO MIDWAY INTL ARPT expect the temperatures to drop below freezing for a risk of frost about 6.6% 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