Twenty Lake Weather Forecast

    • 36
    • 63

    Becoming Sunny

    • 51
    • 61

    Partly Sunny

    • 47
    • 71

    Mostly Sunny

    • 43
    • 65

    Partly Sunny

    • 41
    • 63

    Partly Sunny

    • 47
    • 62

    Partly Sunny

    • 55
    • 70

    Partly Sunny

Today 4 Oct South Aitkin

Mostly sunny. A slight chance of Showers in the Morning, then a chance of Showers in the afternoon. Highs in the upper 60s. Chance of rain 30 percent.

Tonight 4 Oct South Aitkin

Mostly clear. Patchy frost after midnight. Cooler with Lows in the mid 30s. Northwest Winds around 5 Mph this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Twenty Lake Temperature Statistics

October Temperature

Aitkin Municipal Airport - Steve Kurtz Field (14.3 miles)

  • Lowest 2 October, 2026

    32.7 °F

  • Average October

    50.8 °F

  • Highest 1 October, 2026

    63 °F

Climate (2021–2026)

Aitkin Municipal Airport - Steve Kurtz Field (14.3 miles)

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  • Average Low 2021–2026

    31 °F

  • Average 2021–2026

    42.2 °F

  • Average High 2021–2026

    52.3 °F
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