Station information
- Integrated Surface Dataset (ISD) station ID: 998497
- Country: US
- State: IL
- Latitude: 41.976
- Longitude: -87.648
High Temperatures
On August 18 in FOSTER AVE CHICAGO the average high temperature is 79.8 °F (26.6 °C). The lowest recored high temperature was 71.6 °F (22.0 °C) in 2012 and the highest recored high temperature was 86.0 °F (30.0 °C) in 2016. The high temperature is usually* between 76.6 °F (24.8 °C) and 83.0 °F (28.3 °C). About a quarter of the time, the high temperature is less than 76.6 °F (24.8 °C), and another quarter of the time, the high temperature is greater than and 83.0 °F (28.3 °C). About 95% of the time, the high temperature has been between 70.4 °F (21.3 °C) and 89.2 °F (31.8 °C).
Low Temperatures
On August 18 in FOSTER AVE CHICAGO the average low temperature is 68.1 °F (20.1 °C). The lowest recored low temperature was 60.1 °F (15.6 °C) in 2012 and the lowest recored low temperature was 70.2 °F (21.2 °C) in 2016. The low temperature is usually* between 65.2 °F (18.4 °C) and 71.1 °F (21.7 °C). About a quarter of the time, the low temperature is less than 65.2 °F (18.4 °C), and another quarter of the time, the low temperature is greater than and 71.1 °F (21.7 °C). About 95% of the time, the low temperature has been between 59.5 °F (15.3 °C) and 76.8 °F (24.9 °C).
Frost
On August 18 in FOSTER AVE CHICAGO 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:
- FOSTER AVE CHICAGO — Integrated Surface Dataset (ISD) station ID: 998497 — from year 2012 to 2019