Mercer Lake Weather Forecast

    • 50
    • 73

    Increasing Clouds

    • 51
    • 76

    Rain Showers

    • 36
    • 62

    Rain Showers Likely

    • 36
    • 58

    Partly Sunny

    • 42
    • 63

    Chance Rain

    • 39
    • 58

    Rain Likely

Today 22 Apr Iron

Sunny. Highs in the lower 70s. South Winds 10 to 15 Mph.

Tonight 22 Apr Iron

Partly cloudy in the Evening, then becoming mostly cloudy. Not as cool with Lows in the lower 50s. South Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mercer Lake Temperature Statistics

April Temperature

Manitowish Waters Airport (9.3 miles)

  • Lowest 7 April, 2026

    5.4 °F

  • Average April

    37.4 °F

  • Highest 17 April, 2026

    76.6 °F

Climate (2021–Present)

Manitowish Waters Airport (9.3 miles)

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  • Average Low 2021–2026

    29.6 °F

  • Average 2021–2026

    40.6 °F

  • Average High 2021–2026

    50.2 °F
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