- Latitude: 41.786
- Longitude: -87.752
High Temperatures
On September 23 in this location the average high temperature is 71.3 °F (21.8 °C). The lowest recored high temperature was 54.9 °F (12.7 °C) in 1995 and the highest recored high temperature was 95.0 °F (35.0 °C) in 2017. The high temperature is usually* between 66.0 °F (18.9 °C) and 76.5 °F (24.7 °C). About a quarter of the time, the high temperature is less than 66.0 °F (18.9 °C), and another quarter of the time, the high temperature is greater than and 76.5 °F (24.7 °C). About 95% of the time, the high temperature has been between 56.1 °F (13.4 °C) and 86.5 °F (30.3 °C).
Low Temperatures
On September 23 in this location the average low temperature is 53.6 °F (12.0 °C). The lowest recored low temperature was 28.9 °F (-1.7 °C) in 1995 and the lowest recored low temperature was 75.0 °F (23.9 °C) in 2017. The low temperature is usually* between 48.2 °F (9.0 °C) and 59.0 °F (15.0 °C). About a quarter of the time, the low temperature is less than 48.2 °F (9.0 °C), and another quarter of the time, the low temperature is greater than and 59.0 °F (15.0 °C). About 95% of the time, the low temperature has been between 37.9 °F (3.3 °C) and 69.3 °F (20.7 °C).
Frost
On September 23 in this location expect the temperatures to drop below freezing for a risk of frost about 0.4% 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:
- CHICAGO O'HARE INTERNATIONAL — Integrated Surface Dataset (ISD) station ID: 725300 — Weather Bureau Army Navy (WBAN): 94846 — from year 1947 to 2024
- CHICAGO MIDWAY INTL ARPT — Integrated Surface Dataset (ISD) station ID: 725340 — Weather Bureau Army Navy (WBAN): 14819 — from year 1973 to 2024
- 9087044 - CALUMET IL — Integrated Surface Dataset (ISD) station ID: 997255 — from year 2005 to 2024
- NORTHERLY ISLAND — Integrated Surface Dataset (ISD) station ID: 998499 — from year 2012 to 2024
- FOSTER AVE CHICAGO — Integrated Surface Dataset (ISD) station ID: 998497 — from year 2012 to 2020
- CHICAGO/MEIGS — Integrated Surface Dataset (ISD) station ID: 725346 — from year 2000 to 2002
- CHICAGO/MEIGS — Integrated Surface Dataset (ISD) station ID: 725346 — Weather Bureau Army Navy (WBAN): 94866 — from year 1973 to 1999
- CHICAGO / CALUMET COAST GUARD — Integrated Surface Dataset (ISD) station ID: 725344 — from year 1994 to 1995
- CALUMET (CGS) — Integrated Surface Dataset (ISD) station ID: 722418 — from year 1987 to 1989
- CHICAGO MIDWAY AP — Weather Bureau Army Navy (WBAN): 14819 — from year 1948 to 1972
- CHICAGO OHARE INTL AP — Weather Bureau Army Navy (WBAN): 94846 — from year 1970 to 1972
- CHICAGO MEIGS FIELD — Weather Bureau Army Navy (WBAN): 94866 — from year 1966 to 1969
- PARK RIDGE AF — Weather Bureau Army Navy (WBAN): 14810 — from year 1949 to 1958