Johnson Lake Weather Forecast

    • 51
    • 65

    Chance Rain Showers

    • 49
    • 70

    Partly Sunny

    • 49
    • 67

    Mostly Cloudy

    • 49
    • 64

    Mostly Cloudy

    • 54
    • 69

    Mostly Cloudy

    • 54
    • 64

    Rain Showers Likely

    • 50
    • 61

    Chance Rain Showers

Today 24 Sep Price

Mostly cloudy. A 40 percent chance of Showers. Lows in the upper 40s. Highs in the lower 60s.

Tonight 24 Sep Price

Mostly cloudy. A chance of Showers this evening. Lows in the upper 40s. South Winds around 5 Mph this Evening, becoming light and variable. 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 14 September, 2026

    34.3 °F

  • Average September

    65.3 °F

  • Highest 1 September, 2026

    93.4 °F

Climate (2021–2026)

Tomahawk Regional Airport (18.6 miles)

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  • Average Low 2021–2026

    31.8 °F

  • Average 2021–2026

    43.7 °F

  • Average High 2021–2026

    54.4 °F
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