Second Black Lake Weather Forecast

    • 42
    • 69

    Mostly Sunny

    • 47
    • 72

    Chance Rain Showers

    • 45
    • 73

    Mostly Cloudy

    • 46
    • 65

    Rain Showers Likely

    • 46
    • 67

    Chance Rain Showers

    • 43
    • 68

    Slight Chance Rain Showers

    • 42
    • 67

    Mostly Cloudy

Today 15 Sep Iron

Partly cloudy. A 20 percent chance of Showers. Lows in the lower 40s. Highs around 70.

Tonight 15 Sep Iron

Mostly clear. Cooler with Lows in the lower 40s. West Winds around 5 Mph early this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Second Black Lake Temperature Statistics

September Temperature

Manitowish Waters Airport (14.9 miles)

  • Lowest 13 September, 2026

    42.3 °F

  • Average September

    69.6 °F

  • Highest 1 September, 2026

    92.7 °F

Climate (2021–2026)

Manitowish Waters Airport (14.9 miles)

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  • Average Low 2021–2026

    29.8 °F

  • Average 2021–2026

    40.7 °F

  • Average High 2021–2026

    50.3 °F
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