Big Sky Lake Weather Forecast

    • 53
    • 84

    Mostly Sunny

    • 55
    • 86

    Mostly Sunny

    • 54
    • 86

    Chance Rain Showers

    • 51
    • 78

    Slight Chance Rain

    • 49
    • 76

    Chance Rain Showers

    • 50
    • 76

    Chance Rain Showers

Today 30 Jun Potomac/Seeley Lake Region

Mostly sunny. Highs in the 80s to lower 90s.

Tonight 30 Jun Potomac/Seeley Lake Region

Mostly clear. Lows in the 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Sky Lake Temperature Statistics

June Temperature

Missoula, Missoula International Airport (35.4 miles)

  • Lowest 3 June, 2025

    37.7 °F

  • Average June

    64.1 °F

  • Highest 9 June, 2025

    94.6 °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

    46.9 °F

  • Average High 2020–2025

    59.1 °F
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