Potomac Weather Forecast

    • 46
    • 84

    Slight Chance Thunderstorms

    • 47
    • 80

    Chance Thunderstorms

    • 43
    • 78

    Partly Sunny

    • 42
    • 79

    Mostly Sunny

    • 46
    • 84

    Sunny

    • 51
    • 92

    Mostly Sunny

Today 25 Jun Potomac/Seeley Lake Region

Mostly cloudy. A 20 percent chance of Showers and Thunderstorms in the afternoon. Highs in the mid 70s to lower 80s.

Tonight 25 Jun Potomac/Seeley Lake Region

Mostly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then partly cloudy with a slight chance of rain after midnight. Chance of precipitation 20 percent. Lows in the mid 40s to lower 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac Temperature Statistics

June Temperature

Missoula, Missoula International Airport (23.6 miles)

  • Lowest 3 June, 2025

    37.7 °F

  • Average June

    63.7 °F

  • Highest 9 June, 2025

    94.6 °F

Climate (2020–Present)

Missoula, Missoula International Airport (23.6 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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