- 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 September 19 in CHICAGO O'HARE INTERNATIONAL the average high temperature is 77.1 °F (25.0 °C). The lowest recored high temperature was 54.0 °F (12.2 °C) in 1991 and the highest recored high temperature was 91.2 °F (32.9 °C) in 1948. The high temperature is usually* between 71.6 °F (22.0 °C) and 82.5 °F (28.1 °C). About a quarter of the time, the high temperature is less than 71.6 °F (22.0 °C), and another quarter of the time, the high temperature is greater than and 82.5 °F (28.1 °C). About 95% of the time, the high temperature has been between 61.2 °F (16.2 °C) and 92.9 °F (33.8 °C).
Low Temperatures
On September 19 in CHICAGO O'HARE INTERNATIONAL the average low temperature is 55.1 °F (12.8 °C). The lowest recored low temperature was 39.4 °F (4.1 °C) in 1962 and the lowest recored low temperature was 69.8 °F (21.0 °C) in 1997. The low temperature is usually* between 49.6 °F (9.8 °C) and 60.5 °F (15.8 °C). About a quarter of the time, the low temperature is less than 49.6 °F (9.8 °C), and another quarter of the time, the low temperature is greater than and 60.5 °F (15.8 °C). About 95% of the time, the low temperature has been between 39.3 °F (4.0 °C) and 70.8 °F (21.6 °C).
Frost
On September 19 in CHICAGO O'HARE INTERNATIONAL expect the temperatures to drop below freezing for a risk of frost about 0.2% 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 2024
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— Weather Bureau Army Navy (WBAN): 94846 — from year 1970 to 1972