Fort Massac State Park Weather Forecast

    • 51
    • 80

    Sunny

    • 58
    • 81

    Partly Sunny

    • 54
    • 78

    Slight Chance Rain Showers

    • 58
    • 85

    Mostly Sunny

    • 58
    • 83

    Partly Sunny

    • 59
    • 84

    Partly Sunny

Today 26 Aug Massac

Sunny. Highs in the upper 70s. North Winds around 5 Mph.

Tonight 26 Aug Massac

Clear. Lows in the lower 50s. North Winds around 5 Mph in the Evening, becoming light and variable.

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Fort Massac State Park Temperature Statistics

August Temperature

Metropolis Municipal Airport (3.7 miles)

  • Lowest 3 August, 2025

    60.3 °F

  • Average August

    78.1 °F

  • Highest 19 August, 2025

    97.9 °F

Climate (2020–Present)

Metropolis Municipal Airport (3.7 miles)

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  • Average Low 2020–2025

    49.5 °F

  • Average 2020–2025

    59.6 °F

  • Average High 2020–2025

    70 °F
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