Apostle Islands National Lakeshore Weather Forecast

    • 55
    • 65

    Becoming Sunny

    • 61
    • 67

    Mostly Sunny

    • 56
    • 69

    Chance Thunderstorms

    • 52
    • 61

    Mostly Sunny

    • 55
    • 65

    Partly Sunny

    • 58
    • 68

    Partly Sunny

Today 25 Aug Ashland

Sunny. Near steady temperature in the lower 60s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 25 Aug Ashland

Mostly clear. Cold with Lows in the upper 30s. West Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Apostle Islands National Lakeshore Temperature Statistics

August Temperature

John F Kennedy Memorial Airport (29.2 miles)

  • Lowest 1 August, 2025

    46.7 °F

  • Average August

    67.7 °F

  • Highest 7 August, 2025

    87.7 °F

Climate (2020–Present)

John F Kennedy Memorial Airport (29.2 miles)

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  • Average Low 2020–2025

    33.1 °F

  • Average 2020–2025

    43.6 °F

  • Average High 2020–2025

    53.7 °F
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