Missoula Weather Forecast

    • 51
    • 87

    Increasing Clouds

    • 47
    • 65

    Rain Likely

    • 47
    • 62

    Chance Rain

    • 45
    • 68

    Partly Sunny

    • 45
    • 71

    Mostly Sunny

    • 44
    • 73

    Mostly Sunny

Today 28 Sep Missoula/Bitterroot Valleys

Partly cloudy. Highs in the mid to upper 80s.

Tonight 28 Sep Missoula/Bitterroot Valleys

Mostly cloudy. Chance of rain Showers and a slight chance of Thunderstorms after midnight. Chance of precipitation 30 percent. Lows in the mid 40s to lower 50s.

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  • Temperature Forecast NOAA

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Missoula Temperature Statistics

September Temperature

Missoula, Missoula International Airport (5 miles)

  • Lowest 11 September, 2022

    39 °F
  • Average September

    62.3 °F
  • Highest 2 September, 2022

    95 °F

Climate (2010–Present)

Missoula, Missoula International Airport (5 miles)

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  • Average Low 2010–Present

    35.9 °F
  • Average 2010–Present

    46.9 °F
  • Average High 2010–Present

    58.9 °F
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