- 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 October 17 in CHICAGO O'HARE INTERNATIONAL the average high temperature is 64.6 °F (18.1 °C). The lowest recored high temperature was 49.3 °F (9.6 °C) in 1952 and the highest recored high temperature was 84.4 °F (29.1 °C) in 1956. The high temperature is usually* between 58.0 °F (14.5 °C) and 71.3 °F (21.8 °C). About a quarter of the time, the high temperature is less than 58.0 °F (14.5 °C), and another quarter of the time, the high temperature is greater than and 71.3 °F (21.8 °C). About 95% of the time, the high temperature has been between 45.4 °F (7.5 °C) and 83.8 °F (28.8 °C).
Low Temperatures
On October 17 in CHICAGO O'HARE INTERNATIONAL the average low temperature is 43.2 °F (6.2 °C). The lowest recored low temperature was 28.0 °F (-2.2 °C) in 1992 and the lowest recored low temperature was 64.9 °F (18.3 °C) in 2016. The low temperature is usually* between 37.3 °F (2.9 °C) and 49.1 °F (9.5 °C). About a quarter of the time, the low temperature is less than 37.3 °F (2.9 °C), and another quarter of the time, the low temperature is greater than and 49.1 °F (9.5 °C). About 95% of the time, the low temperature has been between 26.1 °F (-3.3 °C) and 60.4 °F (15.8 °C).
Frost
On October 17 in CHICAGO O'HARE INTERNATIONAL expect the temperatures to drop below freezing for a risk of frost about 10.0% 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 O'HARE INTERNATIONAL — Integrated Surface Dataset (ISD) station ID: 725300 — Weather Bureau Army Navy (WBAN): 94846 — from year 1946 to 2024
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— Weather Bureau Army Navy (WBAN): 94846 — from year 1970 to 1972