Mermet Lake Weather Forecast

    • 19
    • 40

    Mostly Cloudy

    • 7
    • 23

    Partly Sunny

    • 12
    • 23

    Partly Sunny

    • 10
    • 22

    Mostly Sunny

    • 23
    • 34

    Partly Sunny

    • 21
    • 39

    Mostly Cloudy

Today 18 Jan Massac

Mostly cloudy with a slight chance of rain Showers in the Morning, then partly sunny in the afternoon. Cooler with Highs around 40. Temperature falling into the lower 30s in the afternoon. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 18 Jan Massac

Mostly cloudy. A chance of Flurries in the evening. Cooler with Lows around 19. North Winds around 10 Mph. Gusts up to 25 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mermet Lake Temperature Statistics

January Temperature

Metropolis Municipal Airport (7.5 miles)

  • Lowest 9 January, 2025

    14 °F

  • Average January

    29.6 °F

  • Highest 2 January, 2025

    44.4 °F

Climate (2020–Present)

Metropolis Municipal Airport (7.5 miles)

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  • Average Low 2020–2025

    48.9 °F

  • Average 2020–2025

    59 °F

  • Average High 2020–2025

    69.3 °F
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