Boise Weather Forecast

    • 44
    • 60

    Mostly Sunny

    • 48
    • 66

    Decreasing Clouds

    • 51
    • 65

    Chance Rain

    • 54
    • 65

    Rain

    • 49
    • 59

    Rain

    • 46
    • 54

    Rain

    • 44
    • 53

    Rain Showers

Today 20 Oct Inner Portland Metro

Mostly sunny. Highs in the lower 60s. Winds light.

Tonight 20 Oct Inner Portland Metro

Mostly clear. Lows in the lower 40s. Winds light.

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Boise Temperature Statistics

October Temperature

Portland, Portland International Airport (3.7 miles)

  • Lowest 15 October, 2025

    39 °F

  • Average October

    56.3 °F

  • Highest 7 October, 2025

    79 °F

Climate (2020–Present)

Portland, Portland International Airport (3.7 miles)

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  • Average Low 2020–2025

    48.2 °F

  • Average 2020–2025

    56.1 °F

  • Average High 2020–2025

    65.3 °F
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