- Latitude: 41.54
- Longitude: -87.532
High Temperatures
On March 12 in this location the average high temperature is 47.1 °F (8.4 °C). The lowest recored high temperature was 21.2 °F (-6.0 °C) in 1984 and the highest recored high temperature was 78.1 °F (25.6 °C) in 1990. The high temperature is usually* between 38.5 °F (3.6 °C) and 55.8 °F (13.2 °C). About a quarter of the time, the high temperature is less than 38.5 °F (3.6 °C), and another quarter of the time, the high temperature is greater than and 55.8 °F (13.2 °C). About 95% of the time, the high temperature has been between 22.1 °F (-5.5 °C) and 72.2 °F (22.3 °C).
Low Temperatures
On March 12 in this location the average low temperature is 31.1 °F (-0.5 °C). The lowest recored low temperature was -1.7 °F (-18.7 °C) in 2023 and the lowest recored low temperature was 60.1 °F (15.6 °C) in 1990. The low temperature is usually* between 24.6 °F (-4.1 °C) and 37.5 °F (3.1 °C). About a quarter of the time, the low temperature is less than 24.6 °F (-4.1 °C), and another quarter of the time, the low temperature is greater than and 37.5 °F (3.1 °C). About 95% of the time, the low temperature has been between 12.4 °F (-10.9 °C) and 49.7 °F (9.8 °C).
Frost
On March 12 in this location expect the temperatures to drop below freezing for a risk of frost about 53.9% 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:
- 9087044 - CALUMET IL — Integrated Surface Dataset (ISD) station ID: 997255 — from year 2005 to 2025
- GARY/CHICAGO AIRPORT — Integrated Surface Dataset (ISD) station ID: 725337 — Weather Bureau Army Navy (WBAN): 04807 — from year 2006 to 2025
- LANSING MUNICIPAL AP — Integrated Surface Dataset (ISD) station ID: 722126 — Weather Bureau Army Navy (WBAN): 04879 — from year 2006 to 2024
- GARY CHICAGO — Integrated Surface Dataset (ISD) station ID: 725337 — from year 1982 to 2005
- LANSING MUNI — Integrated Surface Dataset (ISD) station ID: 722126 — from year 2005 to 2005
- CHICAGO / CALUMET COAST GUARD — Integrated Surface Dataset (ISD) station ID: 725344 — from year 1994 to 1996
- CALUMET (CGS) — Integrated Surface Dataset (ISD) station ID: 722418 — from year 1988 to 1990
- DUNNE CRIB IL. — Integrated Surface Dataset (ISD) station ID: 744650 — from year 1944 to 1944