Station information
- Weather Bureau Army Navy (WBAN): 14819
- Country: US
- State: IL
- Latitude: 41.786
- Longitude: -87.752
High Temperatures
On July 31 in <NA> the average high temperature is 84.1 °F (28.9 °C). The lowest recored high temperature was 69.1 °F (20.6 °C) in 1985 and the highest recored high temperature was 99.0 °F (37.2 °C) in 2006. The high temperature is usually* between 79.7 °F (26.5 °C) and 88.4 °F (31.3 °C). About a quarter of the time, the high temperature is less than 79.7 °F (26.5 °C), and another quarter of the time, the high temperature is greater than and 88.4 °F (31.3 °C). About 95% of the time, the high temperature has been between 71.4 °F (21.9 °C) and 96.7 °F (35.9 °C).
Low Temperatures
On July 31 in <NA> the average low temperature is 66.8 °F (19.4 °C). The lowest recored low temperature was 52.9 °F (11.6 °C) in 1978 and the lowest recored low temperature was 82.4 °F (28.0 °C) in 1999. The low temperature is usually* between 63.0 °F (17.2 °C) and 70.7 °F (21.5 °C). About a quarter of the time, the low temperature is less than 63.0 °F (17.2 °C), and another quarter of the time, the low temperature is greater than and 70.7 °F (21.5 °C). About 95% of the time, the low temperature has been between 55.7 °F (13.2 °C) and 78.0 °F (25.5 °C).
Frost
On July 31 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:
-
— 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