- Latitude: 42.0
- Longitude: -87.5
High Temperatures
On January 29 in this location the average high temperature is 30.8 °F (-0.6 °C). The lowest recored high temperature was -2.9 °F (-19.4 °C) in 1966 and the highest recored high temperature was 61.0 °F (16.1 °C) in 2013. The high temperature is usually* between 22.9 °F (-5.1 °C) and 38.8 °F (3.8 °C). About a quarter of the time, the high temperature is less than 22.9 °F (-5.1 °C), and another quarter of the time, the high temperature is greater than and 38.8 °F (3.8 °C). About 95% of the time, the high temperature has been between 7.8 °F (-13.4 °C) and 53.9 °F (12.1 °C).
Low Temperatures
On January 29 in this location the average low temperature is 18.1 °F (-7.7 °C). The lowest recored low temperature was -17.0 °F (-27.2 °C) in 1966 and the lowest recored low temperature was 39.9 °F (4.4 °C) in 2025. The low temperature is usually* between 9.2 °F (-12.7 °C) and 26.9 °F (-2.8 °C). About a quarter of the time, the low temperature is less than 9.2 °F (-12.7 °C), and another quarter of the time, the low temperature is greater than and 26.9 °F (-2.8 °C). About 95% of the time, the low temperature has been between -7.7 °F (-22.1 °C) and 43.9 °F (6.6 °C).
Frost
On January 29 in this location expect the temperatures to drop below freezing for a risk of frost about 85.5% 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 — Integrated Surface Dataset (ISD) station ID: 997338 — from year 2007 to 2025
- NORTHERLY ISLAND — Integrated Surface Dataset (ISD) station ID: 998499 — from year 2013 to 2025
- FOSTER AVE CHICAGO — Integrated Surface Dataset (ISD) station ID: 998497 — from year 2015 to 2019
- CHICAGO/MEIGS — Integrated Surface Dataset (ISD) station ID: 725346 — from year 2000 to 2003
- CHICAGO/MEIGS — Integrated Surface Dataset (ISD) station ID: 725346 — Weather Bureau Army Navy (WBAN): 94866 — from year 1973 to 1999
- NAVAL AIR STATION — Integrated Surface Dataset (ISD) station ID: 725306 — Weather Bureau Army Navy (WBAN): 14855 — from year 1973 to 1995
- WILMETTE (MARINES)& — Integrated Surface Dataset (ISD) station ID: 725307 — from year 1977 to 1995
- WILMETTE (CGS) — Integrated Surface Dataset (ISD) station ID: 722417 — from year 1988 to 1991
- NAVAL AIR STATION — Weather Bureau Army Navy (WBAN): 14855 — from year 1946 to 1972
- CHICAGO MEIGS FIELD — Weather Bureau Army Navy (WBAN): 94866 — from year 1966 to 1970
- DUNNE CRIB IL. — Integrated Surface Dataset (ISD) station ID: 744650 — from year 1944 to 1944