Thornton Lake Weather Forecast

    • 18
    • 31

    Mostly Cloudy

    • 11
    • 27

    Mostly Cloudy

    • 7
    • 23

    Mostly Cloudy

    • 1
    • 19

    Mostly Cloudy

    • 10
    • 21

    Partly Sunny

    • 14
    • 33

    Mostly Cloudy

Today 19 Feb South Aitkin

Cloudy. A slight chance of snow late this Morning, then a chance of Flurries this afternoon. Near steady temperature around 30. North Winds 5 to 10 Mph. Chance of snow 20 percent.

Tonight 19 Feb South Aitkin

Mostly cloudy. Cooler with Lows around 17. North Winds 5 to 10 Mph.

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  • Temperature Real-Time

Thornton Lake Temperature Statistics

February Temperature

Aitkin Municipal Airport - Steve Kurtz Field (8.7 miles)

  • Lowest 3 February, 2026

    -18.4 °F

  • Average February

    23.4 °F

  • Highest 14 February, 2026

    51.8 °F

Climate (2021–Present)

Aitkin Municipal Airport - Steve Kurtz Field (8.7 miles)

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  • Average Low 2021–2026

    31.3 °F

  • Average 2021–2026

    42.7 °F

  • Average High 2021–2026

    52.9 °F
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