Lake John Weather Forecast

    • 40
    • 65

    Slight Chance Thunderstorms

    • 40
    • 62

    Rain Showers

    • 34
    • 51

    Rain Showers Likely

    • 34
    • 60

    Partly Sunny

    • 45
    • 61

    Chance Rain Showers

    • 54
    • 70

    Rain Showers Likely

    • 36
    • 67

    Chance Thunderstorms

Today 23 Apr Northern Oconto County

Partly cloudy. Temperatures in the mid 60s. South wind 5 to 10 Mph.

Tonight 23 Apr Northern Oconto County

Mostly clear in the evening then becoming mostly cloudy. Lows in the lower 40s. Southwest wind 5 to 10 Mph shifting to the northwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake John Temperature Statistics

April Temperature

Langlade County Airport (32.3 miles)

  • Lowest 8 April, 2025

    15.8 °F

  • Average April

    37.6 °F

  • Highest 17 April, 2025

    60.1 °F

Climate (2020–Present)

Langlade County Airport (32.3 miles)

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  • Average Low 2020–2025

    32.9 °F

  • Average 2020–2025

    42.7 °F

  • Average High 2020–2025

    52 °F
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