Station information
- Integrated Surface Dataset (ISD) station ID: 998497
- Country: US
- State: IL
- Latitude: 41.976
- Longitude: -87.648
High Temperatures
On September 30 in FOSTER AVE CHICAGO the average high temperature is 63.1 °F (17.3 °C). The lowest recored high temperature was 59.5 °F (15.3 °C) in 2015 and the highest recored high temperature was 65.5 °F (18.6 °C) in 2020. The high temperature is usually* between 60.5 °F (15.8 °C) and 65.8 °F (18.8 °C). About a quarter of the time, the high temperature is less than 60.5 °F (15.8 °C), and another quarter of the time, the high temperature is greater than and 65.8 °F (18.8 °C). About 95% of the time, the high temperature has been between 55.5 °F (13.1 °C) and 70.8 °F (21.5 °C).
Low Temperatures
On September 30 in FOSTER AVE CHICAGO the average low temperature is 55.7 °F (13.1 °C). The lowest recored low temperature was 52.2 °F (11.2 °C) in 2020 and the lowest recored low temperature was 59.9 °F (15.5 °C) in 2016. The low temperature is usually* between 52.7 °F (11.5 °C) and 58.6 °F (14.8 °C). About a quarter of the time, the low temperature is less than 52.7 °F (11.5 °C), and another quarter of the time, the low temperature is greater than and 58.6 °F (14.8 °C). About 95% of the time, the low temperature has been between 47.1 °F (8.4 °C) and 64.3 °F (17.9 °C).
Frost
On September 30 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 2015 to 2020