- Weather Bureau Army Navy (WBAN): 94846
- Country: US
- State: IL
- Latitude: 41.96
- Longitude: -87.932
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 28 in CHICAGO O'HARE INTERNATIONAL the average high temperature is 74.8 °F (23.8 °C). The lowest recored high temperature was 51.1 °F (10.6 °C) in 1965 and the highest recored high temperature was 97.0 °F (36.1 °C) in 2018. The high temperature is usually* between 68.2 °F (20.1 °C) and 81.5 °F (27.5 °C). About a quarter of the time, the high temperature is less than 68.2 °F (20.1 °C), and another quarter of the time, the high temperature is greater than and 81.5 °F (27.5 °C). About 95% of the time, the high temperature has been between 55.5 °F (13.1 °C) and 94.2 °F (34.6 °C).
Low Temperatures
On May 28 in CHICAGO O'HARE INTERNATIONAL the average low temperature is 51.8 °F (11.0 °C). The lowest recored low temperature was 33.1 °F (0.6 °C) in 1992 and the lowest recored low temperature was 70.0 °F (21.1 °C) in 2020. The low temperature is usually* between 45.9 °F (7.7 °C) and 57.8 °F (14.3 °C). About a quarter of the time, the low temperature is less than 45.9 °F (7.7 °C), and another quarter of the time, the low temperature is greater than and 57.8 °F (14.3 °C). About 95% of the time, the low temperature has been between 34.6 °F (1.5 °C) and 69.1 °F (20.6 °C).
Frost
On May 28 in CHICAGO O'HARE INTERNATIONAL expect the temperatures to drop below freezing for a risk of frost about 1.2% 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 O'HARE INTERNATIONAL — Integrated Surface Dataset (ISD) station ID: 725300 — Weather Bureau Army Navy (WBAN): 94846 — from year 1947 to 2025
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— Weather Bureau Army Navy (WBAN): 94846 — from year 1970 to 1972