Station information
- Integrated Surface Dataset (ISD) station ID: 725337
- Country: US
- State: IN
- Latitude: 41.617
- Longitude: -87.4
High Temperatures
On March 31 in GARY CHICAGO the average high temperature is 54.7 °F (12.6 °C). The lowest recored high temperature was 35.6 °F (2.0 °C) in 2019 and the highest recored high temperature was 82.0 °F (27.8 °C) in 1986. The high temperature is usually* between 46.7 °F (8.2 °C) and 62.7 °F (17.0 °C). About a quarter of the time, the high temperature is less than 46.7 °F (8.2 °C), and another quarter of the time, the high temperature is greater than and 62.7 °F (17.0 °C). About 95% of the time, the high temperature has been between 31.4 °F (-0.3 °C) and 77.9 °F (25.5 °C).
Low Temperatures
On March 31 in GARY CHICAGO the average low temperature is 38.3 °F (3.5 °C). The lowest recored low temperature was 24.8 °F (-4.0 °C) in 2011 and the lowest recored low temperature was 57.2 °F (14.0 °C) in 2016. The low temperature is usually* between 32.6 °F (0.4 °C) and 44.0 °F (6.7 °C). About a quarter of the time, the low temperature is less than 32.6 °F (0.4 °C), and another quarter of the time, the low temperature is greater than and 44.0 °F (6.7 °C). About 95% of the time, the low temperature has been between 21.9 °F (-5.6 °C) and 54.7 °F (12.6 °C).
Frost
On March 31 in GARY CHICAGO expect the temperatures to drop below freezing for a risk of frost about 22.6% 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:
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— Integrated Surface Dataset (ISD) station ID: 725337 — Weather Bureau Army Navy (WBAN): 04807 — from year 2006 to 2025 - GARY CHICAGO — Integrated Surface Dataset (ISD) station ID: 725337 — from year 1982 to 2005