South Chicago Heights Weather Forecast
- 31
- 49
Slight Chance Rain
- 29
- 42
Partly Sunny
- 41
- 56
Mostly Cloudy
- 48
- 59
Mostly Cloudy
- 33
- 70
Chance Rain Showers
- 28
- 43
Partly Sunny
Today 22 Mar Southern Cook
Mostly cloudy. A slight chance of Showers in the late morning and early afternoon. A chance of Showers late. Breezy. Highs in the upper 40s. Temperature falling into the upper 30s in the afternoon. North Winds 15 to 20 Mph, becoming 15 to 25 Mph in the afternoon. Gusts up to 35 Mph. Chance of precipitation 40 percent.
Tonight 22 Mar Southern Cook
Mostly cloudy and Blustery. Lows in the upper 20s. North Winds 15 to 20 Mph, Diminishing to 10 to 15 Mph after midnight. Gusts up to 30 Mph.
South Chicago Heights Temperature Statistics
March Temperature
Lansing Municipal Airport (6.8 miles)
Lowest 16 March, 2026
20.7 °FAverage March
41.8 °FHighest 6 March, 2026
75.4 °F
Climate (2021–Present)
Lansing Municipal Airport (6.8 miles)
Average Low 2021–2026
42.4 °FAverage 2021–2026
51.6 °FAverage High 2021–2026
60.5 °F