Johnson Lake Weather Forecast

    • 54
    • 81

    Rain Showers

    • 59
    • 77

    Mostly Sunny

    • 57
    • 80

    Chance Thunderstorms

    • 55
    • 77

    Slight Chance Thunderstorms

    • 55
    • 78

    Slight Chance Thunderstorms

    • 53
    • 77

    Slight Chance Thunderstorms

Today 7 Aug Price

Mostly sunny. Showers with a chance of Thunderstorms in the afternoon. Humid with Highs in the lower 80s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 80 percent.

Tonight 7 Aug Price

Mostly cloudy with Showers likely with a chance of Thunderstorms in the Evening, then partly cloudy after midnight. Humid with Lows in the lower 50s. Northwest Winds 5 to 10 Mph. Chance of rain 70 percent.

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Johnson Lake Temperature Statistics

August Temperature

Tomahawk Regional Airport (18.6 miles)

  • Lowest 3 August, 2026

    50.5 °F

  • Average August

    68.7 °F

  • Highest 1 August, 2026

    84.6 °F

Climate (2021–2026)

Tomahawk Regional Airport (18.6 miles)

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  • Average Low 2021–2026

    31.7 °F

  • Average 2021–2026

    43.6 °F

  • Average High 2021–2026

    54.2 °F
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