- Integrated Surface Dataset (ISD) station ID: 725300
- Country: US
- State: IL
- Latitude: 41.96
- Longitude: -87.932
A Weather Bureau Army Navy (WBAN) station ID was found for this station. Older data may be available at the WBAN page.
High Temperatures
On April 15 in CHICAGO O'HARE INTERNATIONAL the average high temperature is 62.0 °F (16.6 °C). The lowest recored high temperature was 37.0 °F (2.8 °C) in 2018 and the highest recored high temperature was 88.0 °F (31.1 °C) in 2002. The high temperature is usually* between 53.7 °F (12.0 °C) and 70.2 °F (21.2 °C). About a quarter of the time, the high temperature is less than 53.7 °F (12.0 °C), and another quarter of the time, the high temperature is greater than and 70.2 °F (21.2 °C). About 95% of the time, the high temperature has been between 37.9 °F (3.3 °C) and 86.0 °F (30.0 °C).
Low Temperatures
On April 15 in CHICAGO O'HARE INTERNATIONAL the average low temperature is 39.3 °F (4.1 °C). The lowest recored low temperature was 24.4 °F (-4.2 °C) in 1950 and the lowest recored low temperature was 64.9 °F (18.3 °C) in 1976. The low temperature is usually* between 33.3 °F (0.7 °C) and 45.4 °F (7.5 °C). About a quarter of the time, the low temperature is less than 33.3 °F (0.7 °C), and another quarter of the time, the low temperature is greater than and 45.4 °F (7.5 °C). About 95% of the time, the low temperature has been between 21.7 °F (-5.7 °C) and 57.0 °F (13.9 °C).
Frost
On April 15 in CHICAGO O'HARE INTERNATIONAL expect the temperatures to drop below freezing for a risk of frost about 20.7% 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: