Thornton Lake Weather Forecast

    • 7
    • 27

    Snow

    • -9
    • 11

    Chance Snow

    • -1
    • 10

    Slight Chance Snow

    • 2
    • 13

    Mostly Cloudy

    • 9
    • 17

    Mostly Cloudy

    • 10
    • 25

    Mostly Cloudy

Today 30 Dec South Aitkin

Cloudy. Snow, mainly this morning. Snow accumulation around an inch. Not as cool with Highs in the mid 20s. Southwest Winds around 5 Mph, becoming west with Gusts up to 20 Mph this afternoon. Chance of snow 90 percent.

Tonight 30 Dec South Aitkin

Mostly cloudy. Lows around 7 above. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Wind chill Values as low as 2 below after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Thornton Lake Temperature Statistics

December Temperature

Aitkin Municipal Airport - Steve Kurtz Field (8.7 miles)

  • Lowest 14 December, 2025

    -23.8 °F

  • Average December

    13.5 °F

  • Highest 16 December, 2025

    50 °F

Climate (2020–Present)

Aitkin Municipal Airport - Steve Kurtz Field (8.7 miles)

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  • Average Low 2020–2025

    31.6 °F

  • Average 2020–2025

    42.9 °F

  • Average High 2020–2025

    53.1 °F
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