Olson Airport Weather Forecast

    • 33
    • 54

    Mostly Cloudy

    • 36
    • 54

    Rain/Snow

    • 34
    • 47

    Rain

    • 31
    • 49

    Rain Likely

    • 30
    • 48

    Chance Snow

    • 28
    • 46

    Slight Chance Snow

    • 30
    • 49

    Mostly Cloudy

Today 25 Oct Flathead/Mission Valleys

Mostly cloudy. Highs in the mid 40s to lower 50s.

Tonight 25 Oct Flathead/Mission Valleys

Mostly cloudy. Lows in the 20s.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Olson Airport Temperature Statistics

October Temperature

Missoula, Missoula International Airport (46 miles)

  • Lowest 15 October, 2026

    25.6 °F

  • Average October

    49.8 °F

  • Highest 5 October, 2026

    81.6 °F

Climate (2021–2026)

Missoula, Missoula International Airport (46 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    59.8 °F
Get WillyWeather+ to remove ads