South Chicago Heights Weather Forecast

    • 35
    • 58

    Rain Showers

    • 26
    • 37

    Chance Rain/Snow

    • 25
    • 38

    Slight Chance Snow

    • 20
    • 32

    Slight Chance Snow

    • 20
    • 31

    Mostly Cloudy

    • 34
    • 41

    Mostly Cloudy

    • 27
    • 49

    Chance Rain

Today 19 Feb Southern Cook

Mostly cloudy. A slight chance of Showers early in the afternoon. Showers likely and a slight chance of Thunderstorms late. Highs in the mid 50s. East Winds 5 to 10 Mph. Chance of precipitation 60 percent.

Tonight 19 Feb Southern Cook

Mostly cloudy. Showers and a chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Windy. Lows in the mid 30s. East Winds 5 to 10 Mph, increasing to southwest 20 to 25 Mph with Gusts up to 40 Mph after midnight. Chance of precipitation 80 percent.

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South Chicago Heights Temperature Statistics

February Temperature

Lansing Municipal Airport (6.8 miles)

  • Lowest 1 February, 2026

    6.8 °F

  • Average February

    30.8 °F

  • Highest 16 February, 2026

    64 °F

Climate (2021–Present)

Lansing Municipal Airport (6.8 miles)

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  • Average Low 2021–2026

    42.4 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    60.4 °F
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