Olson Airport Weather Forecast

    • 46
    • 73

    Partly Sunny

    • 51
    • 79

    Partly Sunny

    • 53
    • 84

    Partly Sunny

    • 48
    • 84

    Mostly Cloudy

    • 44
    • 63

    Chance Rain

    • 45
    • 66

    Chance Rain

Today 22 May Flathead/Mission Valleys

Partly cloudy. Highs in the mid 60s to lower 70s.

Tonight 22 May Flathead/Mission Valleys

Mostly cloudy with a 20 percent chance of rain early in the Evening, then partly cloudy in the late evening and overnight. Lows in the upper 30s to mid 40s.

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  • Temperature Real-Time

Olson Airport Temperature Statistics

May Temperature

Missoula, Missoula International Airport (46 miles)

  • Lowest 18 May, 2026

    27 °F

  • Average May

    53.2 °F

  • Highest 12 May, 2026

    82.7 °F

Climate (2021–Present)

Missoula, Missoula International Airport (46 miles)

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  • Average Low 2021–2026

    36.1 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    59.8 °F
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