South Chicago Heights Weather Forecast

    • 67
    • 84

    Increasing Clouds

    • 68
    • 79

    Rain Showers

    • 62
    • 76

    Rain Showers Likely

    • 63
    • 81

    Partly Sunny

    • 67
    • 83

    Slight Chance Thunderstorms

    • 69
    • 85

    Partly Sunny

Today 4 Aug Southern Cook

Partly cloudy. Highs in the mid 80s. South Winds 5 to 10 Mph.

Tonight 4 Aug Southern Cook

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 60s. South Winds around 5 Mph.

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South Chicago Heights Temperature Statistics

August Temperature

Lansing Municipal Airport (6.8 miles)

  • Lowest 1 August, 2026

    65.7 °F

  • Average August

    67.9 °F

  • Highest 1 August, 2026

    69.6 °F

Climate (2021–2026)

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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