Johnson Lake Weather Forecast

    • 37
    • 59

    Partly Sunny

    • 39
    • 62

    Partly Sunny

    • 43
    • 63

    Mostly Cloudy

    • 46
    • 64

    Slight Chance Rain Showers

    • 50
    • 70

    Partly Sunny

    • 54
    • 80

    Partly Sunny

Today 20 May Price

Areas of frost in the morning. Mostly sunny. Highs around 60. North Winds around 5 Mph.

Tonight 20 May Price

Mostly cloudy. Areas of frost. Lows in the mid 30s. Northwest Winds around 5 Mph.

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Johnson Lake Temperature Statistics

May Temperature

Tomahawk Regional Airport (18.6 miles)

  • Lowest 2 May, 2026

    20.8 °F

  • Average May

    48.1 °F

  • Highest 15 May, 2026

    82 °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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