Johnson Lake Weather Forecast

    • 50
    • 69

    Rain Showers Likely

    • 52
    • 81

    Mostly Sunny

    • 44
    • 79

    Mostly Sunny

    • 53
    • 75

    Rain Showers

    • 55
    • 81

    Rain Showers

    • 43
    • 72

    Chance Rain Showers

Today 14 May Price

Sunny, warmer with Highs in the lower 70s. South Winds 10 to 15 Mph.

Tonight 14 May Price

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Not as cool with Lows in the lower 50s. South Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Johnson Lake Temperature Statistics

May Temperature

Tomahawk Regional Airport (18.6 miles)

  • Lowest 2 May, 2026

    20.8 °F

  • Average May

    44.7 °F

  • Highest 12 May, 2026

    70 °F

Climate (2021–Present)

Tomahawk Regional Airport (18.6 miles)

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  • Average Low 2021–2026

    31.6 °F

  • Average 2021–2026

    43.5 °F

  • Average High 2021–2026

    54.1 °F
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