Long Lost Lake Weather Forecast

    • -3
    • 22

    Decreasing Clouds

    • -10
    • 9

    Cold

    • -3
    • 8

    Cold

    • 9
    • 20

    Chance Snow

    • 5
    • 23

    Snow Likely

    • -5
    • 12

    Mostly Cloudy

Today 5 Dec South Clearwater

Cloudy. A slight chance of light freezing drizzle late this morning. Highs 20 to 25. Temperature falling through the afternoon. Northwest Winds 5 to 15 Mph.

Tonight 5 Dec South Clearwater

Mostly cloudy. Lows zero to 5 below. Northwest Winds 5 to 15 Mph.

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Long Lost Lake Temperature Statistics

December Temperature

Mahnomen County Airport (24.2 miles)

  • Lowest 3 December, 2025

    -8.3 °F

  • Average December

    7.7 °F

  • Highest 2 December, 2025

    21 °F

Climate (2020–Present)

Mahnomen County Airport (24.2 miles)

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  • Average Low 2020–2025

    32.5 °F

  • Average 2020–2025

    42.1 °F

  • Average High 2020–2025

    51.4 °F
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