Flossmoor Weather Forecast

    • 62
    • 76

    Mostly Cloudy

    • 68
    • 83

    Rain Showers Likely

    • 69
    • 86

    Thunderstorms Likely

    • 68
    • 81

    Chance Thunderstorms

    • 72
    • 86

    Chance Thunderstorms

    • 74
    • 92

    Slight Chance Thunderstorms

Today 17 Jul Southern Cook

Mostly cloudy. Highs in the mid 70s. North Winds around 10 Mph.

Tonight 17 Jul Southern Cook

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the lower 60s. Northeast Winds 5 to 10 Mph.

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Flossmoor Temperature Statistics

July Temperature

Lansing Municipal Airport (8.1 miles)

  • Lowest 14 July, 2025

    59 °F

  • Average July

    76.3 °F

  • Highest 5 July, 2025

    92.7 °F

Climate (2020–Present)

Lansing Municipal Airport (8.1 miles)

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  • Average Low 2020–2025

    42.4 °F

  • Average 2020–2025

    51.5 °F

  • Average High 2020–2025

    60.3 °F
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