- 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 October 12 in GARY/CHICAGO AIRPORT the average high temperature is 66.4 °F (19.1 °C). The lowest recored high temperature was 42.8 °F (6.0 °C) in 2006 and the highest recored high temperature was 86.0 °F (30.0 °C) in 2008. The high temperature is usually* between 59.9 °F (15.5 °C) and 72.9 °F (22.7 °C). About a quarter of the time, the high temperature is less than 59.9 °F (15.5 °C), and another quarter of the time, the high temperature is greater than and 72.9 °F (22.7 °C). About 95% of the time, the high temperature has been between 47.6 °F (8.6 °C) and 85.2 °F (29.6 °C).
Low Temperatures
On October 12 in GARY/CHICAGO AIRPORT the average low temperature is 47.2 °F (8.4 °C). The lowest recored low temperature was 30.2 °F (-1.0 °C) in 1987 and the lowest recored low temperature was 62.6 °F (17.0 °C) in 2024. The low temperature is usually* between 41.5 °F (5.3 °C) and 52.8 °F (11.6 °C). About a quarter of the time, the low temperature is less than 41.5 °F (5.3 °C), and another quarter of the time, the low temperature is greater than and 52.8 °F (11.6 °C). About 95% of the time, the low temperature has been between 30.8 °F (-0.7 °C) and 63.5 °F (17.5 °C).
Frost
On October 12 in GARY/CHICAGO AIRPORT expect the temperatures to drop below freezing for a risk of frost about 3.5% 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 2024
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— Integrated Surface Dataset (ISD) station ID: 725337 — from year 1981 to 2005