Tomahawk Lake Weather Forecast

    • 64
    • 84

    Slight Chance Thunderstorms

    • 62
    • 86

    Partly Sunny

    • 59
    • 83

    Chance Thunderstorms

    • 56
    • 76

    Chance Thunderstorms

    • 53
    • 72

    Chance Rain Showers

    • 55
    • 70

    Mostly Cloudy

Today 15 Sep Washburn

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Hot with Highs in the lower 80s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 15 Sep Washburn

Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Humid with Lows in the mid 60s. South Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

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Tomahawk Lake Temperature Statistics

September Temperature

Siren, Burnett County Airport (20.5 miles)

  • Lowest 7 September, 2025

    33.8 °F

  • Average September

    56.9 °F

  • Highest 1 September, 2025

    78.4 °F

Climate (2020–Present)

Siren, Burnett County Airport (20.5 miles)

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  • Average Low 2020–2025

    32.9 °F

  • Average 2020–2025

    43.8 °F

  • Average High 2020–2025

    53.6 °F
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