Mercer Lake Weather Forecast

    • 59
    • 81

    Rain Showers

    • 60
    • 75

    Rain Showers

    • 45
    • 73

    Partly Sunny

    • 47
    • 73

    Mostly Sunny

    • 50
    • 79

    Chance Rain Showers

    • 46
    • 73

    Chance Rain Showers

Today 7 Sep Iron

Partly sunny. Hot with Highs around 80. South Winds 5 to 10 Mph.

Tonight 7 Sep Iron

Mostly cloudy. A chance of Showers after midnight. Lows in the upper 50s. South Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mercer Lake Temperature Statistics

September Temperature

Manitowish Waters Airport (9.3 miles)

  • Lowest 1 September, 2026

    56.8 °F

  • Average September

    72.4 °F

  • Highest 1 September, 2026

    92.7 °F

Climate (2021–2026)

Manitowish Waters Airport (9.3 miles)

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  • Average Low 2021–2026

    29.7 °F

  • Average 2021–2026

    40.6 °F

  • Average High 2021–2026

    50.3 °F
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