- 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 May 2 in CHICAGO O'HARE INTERNATIONAL the average high temperature is 67.3 °F (19.6 °C). The lowest recored high temperature was 48.9 °F (9.4 °C) in 2005 and the highest recored high temperature was 89.4 °F (31.9 °C) in 1959. The high temperature is usually* between 60.3 °F (15.7 °C) and 74.4 °F (23.6 °C). About a quarter of the time, the high temperature is less than 60.3 °F (15.7 °C), and another quarter of the time, the high temperature is greater than and 74.4 °F (23.6 °C). About 95% of the time, the high temperature has been between 46.8 °F (8.2 °C) and 87.9 °F (31.0 °C).
Low Temperatures
On May 2 in CHICAGO O'HARE INTERNATIONAL the average low temperature is 44.5 °F (7.0 °C). The lowest recored low temperature was 30.0 °F (-1.1 °C) in 1978 and the lowest recored low temperature was 68.0 °F (20.0 °C) in 1992. The low temperature is usually* between 39.1 °F (3.9 °C) and 50.0 °F (10.0 °C). About a quarter of the time, the low temperature is less than 39.1 °F (3.9 °C), and another quarter of the time, the low temperature is greater than and 50.0 °F (10.0 °C). About 95% of the time, the low temperature has been between 28.7 °F (-1.9 °C) and 60.4 °F (15.8 °C).
Frost
On May 2 in CHICAGO O'HARE INTERNATIONAL expect the temperatures to drop below freezing for a risk of frost about 6.1% 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