Johnson Island SPB Weather Forecast

    • 56
    • 76

    Mostly Cloudy

    • 57
    • 80

    Mostly Sunny

    • 57
    • 79

    Slight Chance Thunderstorms

    • 51
    • 73

    Mostly Sunny

    • 47
    • 67

    Partly Sunny

    • 45
    • 68

    Mostly Sunny

Today 20 Aug Northern Oconto County

Mostly cloudy. Patchy fog in the morning. A slight chance of Sprinkles in the morning. Highs in the middle 70s. Northeast wind 5 to 10 Mph.

Tonight 20 Aug Northern Oconto County

Partly cloudy. Patchy fog after midnight. Lows in the middle 50s. Light and variable wind.

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  • Temperature Real-Time

Johnson Island SPB Temperature Statistics

August Temperature

Shawano Municipal Airport (23.6 miles)

  • Lowest 1 August, 2025

    52.9 °F

  • Average August

    73.4 °F

  • Highest 8 August, 2025

    91.8 °F

Climate (2020–Present)

Shawano Municipal Airport (23.6 miles)

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  • Average Low 2020–2025

    39.2 °F

  • Average 2020–2025

    48.5 °F

  • Average High 2020–2025

    57.4 °F
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