Lake John Weather Forecast

    • 60
    • 88

    Slight Chance Rain Showers

    • 66
    • 87

    Rain Showers Likely

    • 55
    • 81

    Mostly Sunny

    • 62
    • 84

    Chance Rain Showers

    • 59
    • 84

    Rain Showers Likely

    • 52
    • 77

    Mostly Sunny

    • 52
    • 76

    Mostly Sunny

Today 16 Jul Northern Oconto County

Very warm. Partly sunny. Areas of smoke. Highs around 90. Light and variable wind.

Tonight 16 Jul Northern Oconto County

Partly cloudy in the Evening, then mostly cloudy with a slight chance of Showers after midnight. Areas of smoke. Lows in the lower 60s. Light and variable wind. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake John Temperature Statistics

July Temperature

Langlade County Airport (32.3 miles)

  • Lowest 6 July, 2026

    53.4 °F

  • Average July

    71.8 °F

  • Highest 14 July, 2026

    91.6 °F

Climate (2021–2026)

Langlade County Airport (32.3 miles)

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  • Average Low 2021–2026

    33 °F

  • Average 2021–2026

    42.8 °F

  • Average High 2021–2026

    52.1 °F
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