Johnson Lake Weather Forecast

    • 54
    • 73

    Chance Thunderstorms

    • 55
    • 69

    Chance Rain Showers

    • 56
    • 68

    Chance Thunderstorms

    • 56
    • 68

    Chance Thunderstorms

    • 55
    • 70

    Chance Rain Showers

    • 50
    • 66

    Partly Sunny

Today 18 Sep Price

Mostly cloudy with a chance of Showers and Thunderstorms. Not as warm. Humid with Highs in the lower 70s. East Winds around 5 Mph. Chance of rain 40 percent.

Tonight 18 Sep Price

Mostly cloudy with a chance of Showers and Thunderstorms. Lows in the mid 50s. East Winds around 5 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Johnson Lake Temperature Statistics

September Temperature

Tomahawk Regional Airport (18.6 miles)

  • Lowest 8 September, 2025

    32.4 °F

  • Average September

    57.5 °F

  • Highest 13 September, 2025

    82.9 °F

Climate (2020–Present)

Tomahawk Regional Airport (18.6 miles)

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  • Average Low 2020–2025

    31.3 °F

  • Average 2020–2025

    43.1 °F

  • Average High 2020–2025

    53.8 °F
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