- 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 December 9 in CHICAGO O'HARE INTERNATIONAL the average high temperature is 38.0 °F (3.3 °C). The lowest recored high temperature was 3.4 °F (-15.9 °C) in 1958 and the highest recored high temperature was 61.3 °F (16.3 °C) in 1946. The high temperature is usually* between 30.7 °F (-0.7 °C) and 45.2 °F (7.3 °C). About a quarter of the time, the high temperature is less than 30.7 °F (-0.7 °C), and another quarter of the time, the high temperature is greater than and 45.2 °F (7.3 °C). About 95% of the time, the high temperature has been between 17.0 °F (-8.4 °C) and 59.0 °F (15.0 °C).
Low Temperatures
On December 9 in CHICAGO O'HARE INTERNATIONAL the average low temperature is 22.0 °F (-5.5 °C). The lowest recored low temperature was -14.1 °F (-25.6 °C) in 1958 and the lowest recored low temperature was 55.4 °F (13.0 °C) in 1946. The low temperature is usually* between 14.3 °F (-9.8 °C) and 29.8 °F (-1.2 °C). About a quarter of the time, the low temperature is less than 14.3 °F (-9.8 °C), and another quarter of the time, the low temperature is greater than and 29.8 °F (-1.2 °C). About 95% of the time, the low temperature has been between -0.5 °F (-18.1 °C) and 44.6 °F (7.0 °C).
Frost
On December 9 in CHICAGO O'HARE INTERNATIONAL expect the temperatures to drop below freezing for a risk of frost about 80.7% 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