Fort Massac State Park Weather Forecast

    • 26
    • 36

    Increasing Clouds

    • 26
    • 46

    Chance Rain Showers

    • 21
    • 42

    Partly Sunny

    • 9
    • 29

    Chance Snow Showers

    • 9
    • 19

    Snow Showers Likely

    • 8
    • 25

    Partly Sunny

Today 20 Jan Massac

Sunny. Highs in the mid 30s. Southeast Winds around 5 Mph, becoming south this afternoon.

Tonight 20 Jan Massac

Clear in the Evening, then partly cloudy with a slight chance of snow Showers after midnight. Not as cool with Lows in the mid 20s. South Winds 5 to 10 Mph. Chance of snow 20 percent.

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Fort Massac State Park Temperature Statistics

January Temperature

Metropolis Municipal Airport (3.7 miles)

  • Lowest 12 January, 2026

    21.2 °F

  • Average January

    43.5 °F

  • Highest 8 January, 2026

    68.9 °F

Climate (2021–Present)

Metropolis Municipal Airport (3.7 miles)

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  • Average Low 2021–2026

    48.8 °F

  • Average 2021–2026

    59 °F

  • Average High 2021–2026

    69.4 °F
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