Olson Airport Weather Forecast

    • 34
    • 54

    Rain

    • 33
    • 53

    Partly Sunny

    • 38
    • 57

    Mostly Cloudy

    • 44
    • 58

    Chance Rain

    • 32
    • 56

    Chance Rain

    • 29
    • 48

    Slight Chance Snow

Today 21 Mar Flathead/Mission Valleys

Rain likely early in the Morning, then mostly cloudy with Areas of rain in the late morning and afternoon. Chance of rain 70 percent. Highs in the upper 40s to mid 50s. Southwest Winds 15 to 20 Mph with Gusts to around 35 Mph in the afternoon.

Tonight 21 Mar Flathead/Mission Valleys

Mostly clear. Lows in the upper 20s to mid 30s. Southwest Winds to 15 Mph with Gusts to around 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Olson Airport Temperature Statistics

March Temperature

Missoula, Missoula International Airport (46 miles)

  • Lowest 15 March, 2026

    17.7 °F

  • Average March

    37.9 °F

  • Highest 3 March, 2026

    60.7 °F

Climate (2021–Present)

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

    59.7 °F
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