Mille Lacs Kathio State Park Weather Forecast

    • 45
    • 60

    Partly Sunny

    • 60
    • 70

    Thunderstorms Likely

    • 56
    • 71

    Chance Thunderstorms

    • 54
    • 73

    Partly Sunny

    • 59
    • 74

    Mostly Cloudy

    • 62
    • 78

    Slight Chance Thunderstorms

    • 60
    • 78

    Mostly Cloudy

Today 7 Sep Mille Lacs

Sunny. Highs in the lower 60s. West Winds up to 5 Mph.

Tonight 7 Sep Mille Lacs

Partly cloudy. Lows in the mid 40s. South Winds up to 5 Mph. Gusts up to 20 Mph after midnight.

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  • Temperature Real-Time

Mille Lacs Kathio State Park Temperature Statistics

September Temperature

Brainerd - Crow Wing County Airport (25.5 miles)

  • Lowest 4 September, 2025

    42.1 °F

  • Average September

    56.4 °F

  • Highest 1 September, 2025

    79 °F

Climate (2020–Present)

Brainerd - Crow Wing County Airport (25.5 miles)

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  • Average Low 2020–2025

    34.4 °F

  • Average 2020–2025

    44.5 °F

  • Average High 2020–2025

    54.4 °F
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