Chicago Heights Weather Forecast

    • 67
    • 84

    Partly Sunny

    • 70
    • 88

    Partly Sunny

    • 76
    • 94

    Mostly Sunny

    • 73
    • 96

    Chance Thunderstorms

    • 71
    • 90

    Chance Thunderstorms

    • 71
    • 89

    Chance Thunderstorms

    • 71
    • 91

    Mostly Sunny

Today 21 Jul Southern Cook

Mostly cloudy late in the Morning, then becoming partly cloudy. Hazy late in the morning. Highs in the mid 80s. East Winds around 10 Mph.

Tonight 21 Jul Southern Cook

Partly cloudy. Lows in the upper 60s. East Winds 5 to 10 Mph.

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Chicago Heights Temperature Statistics

July Temperature

Lansing Municipal Airport (5.6 miles)

  • Lowest 14 July, 2025

    59 °F

  • Average July

    75.7 °F

  • Highest 5 July, 2025

    92.7 °F

Climate (2020–Present)

Lansing Municipal Airport (5.6 miles)

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  • Average Low 2020–2025

    42.4 °F

  • Average 2020–2025

    51.4 °F

  • Average High 2020–2025

    60.3 °F
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