Johnson Lake Weather Forecast

    • 51
    • 71

    Chance Rain Showers

    • 50
    • 73

    Partly Sunny

    • 50
    • 60

    Rain Showers

    • 49
    • 64

    Slight Chance Rain Showers

    • 49
    • 66

    Slight Chance Rain Showers

    • 48
    • 65

    Mostly Cloudy

Today 16 Sep Price

Patchy frost this morning. Mostly sunny. Highs in the lower 70s. Light and variable Winds.

Tonight 16 Sep Price

Mostly cloudy with a 50 percent chance of Showers. Not as cool with Lows around 50. Light and variable Winds.

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Johnson Lake Temperature Statistics

September Temperature

Tomahawk Regional Airport (18.6 miles)

  • Lowest 14 September, 2026

    34.3 °F

  • Average September

    69 °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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