- 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 February 1 in CHICAGO O'HARE INTERNATIONAL the average high temperature is 32.6 °F (0.3 °C). The lowest recored high temperature was 3.0 °F (-16.1 °C) in 1971 and the highest recored high temperature was 64.9 °F (18.3 °C) in 1989. The high temperature is usually* between 24.6 °F (-4.1 °C) and 40.6 °F (4.8 °C). About a quarter of the time, the high temperature is less than 24.6 °F (-4.1 °C), and another quarter of the time, the high temperature is greater than and 40.6 °F (4.8 °C). About 95% of the time, the high temperature has been between 9.3 °F (-12.6 °C) and 55.9 °F (13.3 °C).
Low Temperatures
On February 1 in CHICAGO O'HARE INTERNATIONAL the average low temperature is 16.0 °F (-8.9 °C). The lowest recored low temperature was -14.1 °F (-25.6 °C) in 1985 and the lowest recored low temperature was 39.0 °F (3.9 °C) in 1973. The low temperature is usually* between 7.0 °F (-13.9 °C) and 25.1 °F (-3.8 °C). About a quarter of the time, the low temperature is less than 7.0 °F (-13.9 °C), and another quarter of the time, the low temperature is greater than and 25.1 °F (-3.8 °C). About 95% of the time, the low temperature has been between -10.2 °F (-23.5 °C) and 42.3 °F (5.7 °C).
Frost
On February 1 in CHICAGO O'HARE INTERNATIONAL expect the temperatures to drop below freezing for a risk of frost about 88.3% 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