Round Lake Weather Forecast

    • 21
    • 46

    Breezy

    • 23
    • 39

    Mostly Sunny

    • 25
    • 41

    Partly Sunny

    • 20
    • 43

    Partly Sunny

    • 20
    • 44

    Mostly Cloudy

    • 18
    • 38

    Chance Snow

Today 19 Dec Eastern Pondera and Eastern Teton

Windy, sunny. Highs in the mid 40s. Temperatures falling into the lower 20s in the afternoon. West Winds 20 to 35 Mph. Gusts up to 55 Mph late in the morning.

Tonight 19 Dec Eastern Pondera and Eastern Teton

Breezy, Colder. Mostly clear. Near steady temperature in the mid 20s. West Winds 10 to 25 Mph decreasing to 10 to 15 Mph after midnight.

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Round Lake Temperature Statistics

December Temperature

Cut Bank, Cut Bank Municipal Airport (46 miles)

  • Lowest 11 December, 2025

    0 °F

  • Average December

    29.5 °F

  • Highest 14 December, 2025

    55.9 °F

Climate (2020–Present)

Cut Bank, Cut Bank Municipal Airport (46 miles)

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  • Average Low 2020–2025

    31.6 °F

  • Average 2020–2025

    43.7 °F

  • Average High 2020–2025

    55.3 °F
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