- 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 February 21 in GARY/CHICAGO AIRPORT the average high temperature is 42.8 °F (6.0 °C). The lowest recored high temperature was 24.8 °F (-4.0 °C) in 2008 and the highest recored high temperature was 68.0 °F (20.0 °C) in 2017. The high temperature is usually* between 35.8 °F (2.1 °C) and 49.8 °F (9.9 °C). About a quarter of the time, the high temperature is less than 35.8 °F (2.1 °C), and another quarter of the time, the high temperature is greater than and 49.8 °F (9.9 °C). About 95% of the time, the high temperature has been between 22.4 °F (-5.3 °C) and 63.1 °F (17.3 °C).
Low Temperatures
On February 21 in GARY/CHICAGO AIRPORT the average low temperature is 28.4 °F (-2.0 °C). The lowest recored low temperature was 5.2 °F (-14.9 °C) in 1988 and the lowest recored low temperature was 53.6 °F (12.0 °C) in 2017. The low temperature is usually* between 21.9 °F (-5.6 °C) and 35.0 °F (1.6 °C). About a quarter of the time, the low temperature is less than 21.9 °F (-5.6 °C), and another quarter of the time, the low temperature is greater than and 35.0 °F (1.6 °C). About 95% of the time, the low temperature has been between 9.5 °F (-12.5 °C) and 47.4 °F (8.6 °C).
Frost
On February 21 in GARY/CHICAGO AIRPORT expect the temperatures to drop below freezing for a risk of frost about 64.4% 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