Olson Airport Weather Forecast

    • 59
    • 85

    Chance Rain Showers

    • 60
    • 87

    Mostly Cloudy

    • 59
    • 86

    Mostly Sunny

    • 59
    • 88

    Mostly Sunny

    • 61
    • 91

    Mostly Sunny

    • 62
    • 92

    Chance Rain

    • 59
    • 88

    Chance Rain Showers

Today 16 Aug Flathead/Mission Valleys

Mostly cloudy. Patchy fog early in the morning. Slight chance of rain early in the afternoon. Slight chance of Showers and Thunderstorms late in the afternoon. Chance of precipitation 20 percent. Highs in the upper 70s to mid 80s.

Tonight 16 Aug Flathead/Mission Valleys

Partly cloudy. Patchy fog late in the night. Lows in the mid 40s to lower 50s.

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Olson Airport Temperature Statistics

August Temperature

Missoula, Missoula International Airport (46 miles)

  • Lowest 4 August, 2026

    43.6 °F

  • Average August

    69.1 °F

  • Highest 1 August, 2026

    96.7 °F

Climate (2021–2026)

Missoula, Missoula International Airport (46 miles)

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  • Average Low 2021–2026

    35.9 °F

  • Average 2021–2026

    47.5 °F

  • Average High 2021–2026

    59.7 °F
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