South Chicago Heights Weather Forecast

    • 60
    • 82

    Mostly Sunny

    • 64
    • 85

    Mostly Cloudy

    • 61
    • 82

    Partly Sunny

    • 56
    • 79

    Partly Sunny

    • 56
    • 78

    Partly Sunny

    • 55
    • 75

    Partly Sunny

Today 25 May Southern Cook

Sunny. Highs in the lower 80s. South Winds 5 to 10 Mph.

Tonight 25 May Southern Cook

Mostly clear. Lows in the lower 60s. South Winds around 5 Mph.

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South Chicago Heights Temperature Statistics

May Temperature

Lansing Municipal Airport (6.8 miles)

  • Lowest 2 May, 2026

    28.6 °F

  • Average May

    56.2 °F

  • Highest 17 May, 2026

    85.5 °F

Climate (2021–Present)

Lansing Municipal Airport (6.8 miles)

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  • Average Low 2021–2026

    42.4 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    60.5 °F
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