- Integrated Surface Dataset (ISD) station ID: 725337
- Country: US
- State: IN
- Latitude: 41.617
- Longitude: -87.417
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 August 12 in GARY/CHICAGO AIRPORT the average high temperature is 80.4 °F (26.9 °C). The lowest recored high temperature was 60.8 °F (16.0 °C) in 2004 and the highest recored high temperature was 95.9 °F (35.5 °C) in 1995. The high temperature is usually* between 76.2 °F (24.6 °C) and 84.6 °F (29.2 °C). About a quarter of the time, the high temperature is less than 76.2 °F (24.6 °C), and another quarter of the time, the high temperature is greater than and 84.6 °F (29.2 °C). About 95% of the time, the high temperature has been between 68.2 °F (20.1 °C) and 92.7 °F (33.7 °C).
Low Temperatures
On August 12 in GARY/CHICAGO AIRPORT the average low temperature is 64.6 °F (18.1 °C). The lowest recored low temperature was 48.9 °F (9.4 °C) in 1986 and the lowest recored low temperature was 75.2 °F (24.0 °C) in 2016. The low temperature is usually* between 60.2 °F (15.6 °C) and 69.0 °F (20.6 °C). About a quarter of the time, the low temperature is less than 60.2 °F (15.6 °C), and another quarter of the time, the low temperature is greater than and 69.0 °F (20.6 °C). About 95% of the time, the low temperature has been between 51.7 °F (11.0 °C) and 77.4 °F (25.2 °C).
Frost
On August 12 in GARY/CHICAGO AIRPORT expect the temperatures to drop below freezing for a risk of frost about 0.0% 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:
- GARY/CHICAGO AIRPORT — Integrated Surface Dataset (ISD) station ID: 725337 — Weather Bureau Army Navy (WBAN): 04807 — from year 2006 to 2025
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— Integrated Surface Dataset (ISD) station ID: 725337 — from year 1981 to 2005