Station information
- Weather Bureau Army Navy (WBAN): 14819
- Country: US
- State: IL
- Latitude: 41.786
- Longitude: -87.752
High Temperatures
On June 21 in <NA> the average high temperature is 82.9 °F (28.3 °C). The lowest recored high temperature was 60.1 °F (15.6 °C) in 1992 and the highest recored high temperature was 100.9 °F (38.3 °C) in 2022. The high temperature is usually* between 77.4 °F (25.2 °C) and 88.3 °F (31.3 °C). About a quarter of the time, the high temperature is less than 77.4 °F (25.2 °C), and another quarter of the time, the high temperature is greater than and 88.3 °F (31.3 °C). About 95% of the time, the high temperature has been between 67.2 °F (19.5 °C) and 98.6 °F (37.0 °C).
Low Temperatures
On June 21 in <NA> the average low temperature is 64.2 °F (17.9 °C). The lowest recored low temperature was 46.9 °F (8.3 °C) in 1992 and the lowest recored low temperature was 77.0 °F (25.0 °C) in 2025. The low temperature is usually* between 59.5 °F (15.3 °C) and 68.9 °F (20.5 °C). About a quarter of the time, the low temperature is less than 59.5 °F (15.3 °C), and another quarter of the time, the low temperature is greater than and 68.9 °F (20.5 °C). About 95% of the time, the low temperature has been between 50.5 °F (10.3 °C) and 77.9 °F (25.5 °C).
Frost
On June 21 in <NA> 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:
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— Integrated Surface Dataset (ISD) station ID: 725340 — Weather Bureau Army Navy (WBAN): 14819 — from year 1973 to 2025 - CHICAGO MIDWAY AP — Weather Bureau Army Navy (WBAN): 14819 — from year 1948 to 1972