Olson Airport Weather Forecast

    • 61
    • 90

    Decreasing Clouds

    • 63
    • 95

    Patchy Smoke

    • 64
    • 96

    Partly Sunny

    • 61
    • 92

    Chance Rain Showers

    • 56
    • 82

    Mostly Sunny

    • 59
    • 85

    Mostly Sunny

    • 60
    • 89

    Partly Sunny

Today 19 Aug Flathead/Mission Valleys

Partly cloudy. Highs in the 80s.

Tonight 19 Aug Flathead/Mission Valleys

Mostly cloudy in the evening then clearing. Patchy smoke through the night. Lows in the upper 40s to mid 50s.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Olson Airport Temperature Statistics

August Temperature

Missoula, Missoula International Airport (46 miles)

  • Lowest 4 August, 2026

    43.6 °F

  • Average August

    68.7 °F

  • Highest 1 August, 2026

    96.7 °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

    35.9 °F

  • Average 2021–2026

    47.5 °F

  • Average High 2021–2026

    59.7 °F
Get WillyWeather+ to remove ads