Olson Airport Weather Forecast

    • 57
    • 86

    Increasing Clouds

    • 50
    • 79

    Chance Rain

    • 47
    • 70

    Chance Rain

    • 54
    • 80

    Mostly Sunny

    • 57
    • 87

    Chance Rain

    • 52
    • 79

    Chance Rain

    • 48
    • 73

    Chance Rain

Today 28 Aug Flathead/Mission Valleys

Mostly sunny. Patchy smoke in the late morning and afternoon. Highs in the upper 70s to mid 80s. Southwest Winds to 15 Mph.

Tonight 28 Aug Flathead/Mission Valleys

Partly cloudy. Patchy smoke through the night. A 20 percent chance of rain after midnight. 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

    69.8 °F

  • Highest 21 August, 2026

    97.6 °F

Climate (2021–2026)

Missoula, Missoula International Airport (46 miles)

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  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    59.8 °F
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