Station information
- Integrated Surface Dataset (ISD) station ID: 725340
- Weather Bureau Army Navy (WBAN): 14819
- Country: US
- State: IL
- Latitude: 41.786
- Longitude: -87.752
High Temperatures
On May 9 in CHICAGO MIDWAY INTL ARPT the average high temperature is 69.2 °F (20.7 °C). The lowest recored high temperature was 42.1 °F (5.6 °C) in 1966 and the highest recored high temperature was 93.0 °F (33.9 °C) in 2014. The high temperature is usually* between 61.5 °F (16.4 °C) and 76.9 °F (25.0 °C). About a quarter of the time, the high temperature is less than 61.5 °F (16.4 °C), and another quarter of the time, the high temperature is greater than and 76.9 °F (25.0 °C). About 95% of the time, the high temperature has been between 46.8 °F (8.2 °C) and 91.6 °F (33.1 °C).
Low Temperatures
On May 9 in CHICAGO MIDWAY INTL ARPT the average low temperature is 49.0 °F (9.5 °C). The lowest recored low temperature was 30.9 °F (-0.6 °C) in 2020 and the lowest recored low temperature was 68.0 °F (20.0 °C) in 1965. The low temperature is usually* between 43.2 °F (6.2 °C) and 54.8 °F (12.7 °C). About a quarter of the time, the low temperature is less than 43.2 °F (6.2 °C), and another quarter of the time, the low temperature is greater than and 54.8 °F (12.7 °C). About 95% of the time, the low temperature has been between 32.2 °F (0.1 °C) and 65.9 °F (18.8 °C).
Frost
On May 9 in CHICAGO MIDWAY INTL ARPT expect the temperatures to drop below freezing for a risk of frost about 2.4% 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