Johnson Lake Weather Forecast

    • 57
    • 75

    Rain Showers

    • 54
    • 74

    Slight Chance Rain Showers

    • 50
    • 74

    Mostly Sunny

    • 50
    • 74

    Partly Sunny

    • 57
    • 75

    Partly Sunny

    • 58
    • 77

    Chance Rain Showers

Today 20 Aug Price

Partly sunny. A chance of Showers and Thunderstorms in the afternoon. Highs in the mid 70s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 20 Aug Price

A chance of Thunderstorms. Showers, mainly in the evening. Not as cool with Lows in the mid 50s. South Winds 5 to 10 Mph. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Johnson Lake Temperature Statistics

August Temperature

Tomahawk Regional Airport (18.6 miles)

  • Lowest 6 August, 2026

    43.3 °F

  • Average August

    67.7 °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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