- 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 March 18 in GARY/CHICAGO AIRPORT the average high temperature is 48.9 °F (9.4 °C). The lowest recored high temperature was 30.2 °F (-1.0 °C) in 2023 and the highest recored high temperature was 82.4 °F (28.0 °C) in 2012. The high temperature is usually* between 41.4 °F (5.2 °C) and 56.5 °F (13.6 °C). About a quarter of the time, the high temperature is less than 41.4 °F (5.2 °C), and another quarter of the time, the high temperature is greater than and 56.5 °F (13.6 °C). About 95% of the time, the high temperature has been between 27.0 °F (-2.8 °C) and 70.9 °F (21.6 °C).
Low Temperatures
On March 18 in GARY/CHICAGO AIRPORT the average low temperature is 33.6 °F (0.9 °C). The lowest recored low temperature was 14.0 °F (-10.0 °C) in 2023 and the lowest recored low temperature was 62.6 °F (17.0 °C) in 2012. The low temperature is usually* between 28.2 °F (-2.1 °C) and 39.1 °F (3.9 °C). About a quarter of the time, the low temperature is less than 28.2 °F (-2.1 °C), and another quarter of the time, the low temperature is greater than and 39.1 °F (3.9 °C). About 95% of the time, the low temperature has been between 17.9 °F (-7.8 °C) and 49.4 °F (9.7 °C).
Frost
On March 18 in GARY/CHICAGO AIRPORT expect the temperatures to drop below freezing for a risk of frost about 41.9% 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 1982 to 2005