Placid Lake Weather Forecast

    • 41
    • 68

    Increasing Clouds

    • 34
    • 65

    Slight Chance Rain

    • 38
    • 70

    Partly Sunny

    • 37
    • 71

    Partly Sunny

    • 36
    • 69

    Mostly Sunny

    • 38
    • 72

    Partly Sunny

Today 29 Sep Potomac/Seeley Lake Region

Partly cloudy. Highs in the 60s. Southwest Winds to 15 Mph.

Tonight 29 Sep Potomac/Seeley Lake Region

Partly cloudy. Lows in the 40s. West Winds to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Placid Lake Temperature Statistics

September Temperature

Missoula, Missoula International Airport (29.8 miles)

  • Lowest 9 September, 2026

    38.6 °F

  • Average September

    58.6 °F

  • Highest 1 September, 2026

    88.6 °F

Climate (2021–2026)

Missoula, Missoula International Airport (29.8 miles)

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  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    59.7 °F
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