Big Sky Lake Weather Forecast

    • 8
    • 26

    Increasing Clouds

    • 18
    • 27

    Mostly Cloudy

    • 15
    • 31

    Snow

    • 16
    • 28

    Slight Chance Snow

    • 23
    • 30

    Chance Snow

    • 29
    • 37

    Rain/Snow Likely

Today 30 Nov Potomac/Seeley Lake Region

Mostly sunny. Areas of freezing fog in the morning. Highs in the 20s to lower 30s.

Tonight 30 Nov Potomac/Seeley Lake Region

Mostly cloudy in the evening then becoming partly cloudy. Patchy freezing fog after midnight. Lows 5 to 12.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Sky Lake Temperature Statistics

November Temperature

Missoula, Missoula International Airport (35.4 miles)

  • Lowest 10 November, 2025

    25 °F

  • Average November

    40.1 °F

  • Highest 1 November, 2025

    68 °F

Climate (2020–Present)

Missoula, Missoula International Airport (35.4 miles)

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  • Average Low 2020–2025

    35.8 °F

  • Average 2020–2025

    47.3 °F

  • Average High 2020–2025

    59.4 °F
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