Johnson Lake Weather Forecast

    • 50
    • 74

    Mostly Sunny

    • 58
    • 76

    Rain Showers Likely

    • 55
    • 75

    Slight Chance Thunderstorms

    • 50
    • 74

    Mostly Sunny

    • 50
    • 74

    Partly Sunny

    • 56
    • 76

    Slight Chance Thunderstorms

Today 19 Aug Price

Areas of fog this morning. Sunny. Highs in the mid 70s. West Winds around 5 Mph.

Tonight 19 Aug Price

Mostly clear. Lows in the upper 40s. Northwest Winds around 5 Mph in the Evening, becoming light and variable.

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Johnson Lake Temperature Statistics

August Temperature

Tomahawk Regional Airport (18.6 miles)

  • Lowest 6 August, 2026

    43.3 °F

  • Average August

    67.8 °F

  • Highest 12 August, 2026

    85.5 °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

    54.3 °F
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