Second Black Lake Weather Forecast

    • 54
    • 78

    Partly Sunny

    • 55
    • 80

    Chance Rain Showers

    • 51
    • 77

    Chance Rain Showers

    • 46
    • 73

    Partly Sunny

    • 50
    • 74

    Chance Rain Showers

    • 52
    • 70

    Chance Rain Showers

Today 10 Aug Iron

Mostly sunny. Near steady temperature in the mid 70s. Northwest Winds around 5 Mph.

Tonight 10 Aug Iron

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the mid 50s. Northeast Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Second Black Lake Temperature Statistics

August Temperature

Manitowish Waters Airport (14.9 miles)

  • Lowest 6 August, 2026

    45.9 °F

  • Average August

    65.8 °F

  • Highest 3 August, 2026

    83.5 °F

Climate (2021–2026)

Manitowish Waters Airport (14.9 miles)

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  • Average Low 2021–2026

    29.7 °F

  • Average 2021–2026

    40.6 °F

  • Average High 2021–2026

    50.2 °F
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