- Latitude: 41.65
- Longitude: -87.15
High Temperatures
On August 25 in this location the average high temperature is 80.7 °F (27.0 °C). The lowest recored high temperature was 63.0 °F (17.2 °C) in 1987 and the highest recored high temperature was 95.0 °F (35.0 °C) in 1991. The high temperature is usually* between 76.4 °F (24.7 °C) and 84.9 °F (29.4 °C). About a quarter of the time, the high temperature is less than 76.4 °F (24.7 °C), and another quarter of the time, the high temperature is greater than and 84.9 °F (29.4 °C). About 95% of the time, the high temperature has been between 68.4 °F (20.2 °C) and 93.0 °F (33.9 °C).
Low Temperatures
On August 25 in this location the average low temperature is 64.8 °F (18.2 °C). The lowest recored low temperature was 44.6 °F (7.0 °C) in 2017 and the lowest recored low temperature was 75.4 °F (24.1 °C) in 2024. The low temperature is usually* between 61.1 °F (16.2 °C) and 68.5 °F (20.3 °C). About a quarter of the time, the low temperature is less than 61.1 °F (16.2 °C), and another quarter of the time, the low temperature is greater than and 68.5 °F (20.3 °C). About 95% of the time, the low temperature has been between 54.1 °F (12.3 °C) and 75.5 °F (24.2 °C).
Frost
On August 25 in this location 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:
- PORTER COUNTY MUNICIPAL AIRPO — Integrated Surface Dataset (ISD) station ID: 725327 — Weather Bureau Army Navy (WBAN): 04846 — from year 2006 to 2025
- GARY/CHICAGO AIRPORT — Integrated Surface Dataset (ISD) station ID: 725337 — Weather Bureau Army Navy (WBAN): 04807 — from year 2006 to 2025
- MICHIGAN CITY MUNICIPAL AIRPO — Integrated Surface Dataset (ISD) station ID: 726358 — Weather Bureau Army Navy (WBAN): 00384 — from year 2014 to 2025
- 9087044 - CALUMET IL — Integrated Surface Dataset (ISD) station ID: 997255 — from year 2005 to 2024
- MICHIGAN CITY — Integrated Surface Dataset (ISD) station ID: 997339 — from year 2005 to 2024
- BURNS HARBOR — Integrated Surface Dataset (ISD) station ID: 997787 — from year 2007 to 2024
- MICHIGAN CITY MUNICIPAL AIRPO — Integrated Surface Dataset (ISD) station ID: 726358 — from year 1977 to 2016
- GARY CHICAGO — Integrated Surface Dataset (ISD) station ID: 725337 — from year 1981 to 2005
- PORTER CO MUNI — Integrated Surface Dataset (ISD) station ID: 725327 — from year 1999 to 2005
- 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