Fort Massac State Park Weather Forecast

    • 65
    • 79

    Chance Rain Showers

    • 65
    • 79

    Rain Showers Likely

    • 66
    • 83

    Chance Thunderstorms

    • 67
    • 85

    Chance Rain Showers

    • 66
    • 79

    Rain Showers Likely

    • 62
    • 78

    Chance Thunderstorms

Today 25 May Massac

Mostly cloudy. Near steady temperature in the upper 70s. Northeast Winds around 5 Mph.

Tonight 25 May Massac

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms after midnight. Lows in the mid 60s. Northeast Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 30 percent.

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  • Temperature Real-Time

Fort Massac State Park Temperature Statistics

May Temperature

Metropolis Municipal Airport (3.7 miles)

  • Lowest 2 May, 2026

    41 °F

  • Average May

    64.9 °F

  • Highest 18 May, 2026

    87.4 °F

Climate (2021–Present)

Metropolis Municipal Airport (3.7 miles)

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  • Average Low 2021–2026

    48.9 °F

  • Average 2021–2026

    59.2 °F

  • Average High 2021–2026

    69.6 °F
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