Big Sky Lake Weather Forecast

    • 30
    • 44

    Snow Likely

    • 28
    • 43

    Snow Likely

    • 29
    • 45

    Snow

    • 27
    • 40

    Chance Snow

    • 25
    • 42

    Chance Snow

    • 25
    • 43

    Chance Snow

Today 29 Mar Potomac/Seeley Lake Region

Mostly cloudy with a 40 percent chance of rain and snow. Patchy fog in the morning. Highs in the 40s.

Tonight 29 Mar Potomac/Seeley Lake Region

Mostly cloudy with a 40 percent chance of rain and snow. Patchy fog after midnight. Lows in the mid 20s to lower 30s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Sky Lake Temperature Statistics

March Temperature

Missoula, Missoula International Airport (35.4 miles)

  • Lowest 7 March, 2025

    21.8 °F

  • Average March

    39.6 °F

  • Highest 26 March, 2025

    73.9 °F

Climate (2020–Present)

Missoula, Missoula International Airport (35.4 miles)

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  • Average Low 2020–2025

    35.4 °F

  • Average 2020–2025

    46.8 °F

  • Average High 2020–2025

    58.9 °F
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