Larch Mountain Weather Forecast

    • 37
    • 48

    Breezy

    • 37
    • 52

    Sunny

    • 42
    • 47

    Chance Rain Showers

    • 38
    • 47

    Slight Chance Rain Showers

    • 40
    • 53

    Rain

    • 38
    • 41

    Rain

Today 14 Oct North Oregon Cascades

Sunny. Free air freezing level 6500 Feet, increasing to free air freezing level 8000 feet this afternoon. Pass Winds east 10 to 15 Mph.

Tonight 14 Oct North Oregon Cascades

Clear. Widespread frost after midnight. Free air freezing level 9000 feet. Pass Winds east 5 to 10 Mph.

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  • Temperature Real-Time

Larch Mountain Temperature Statistics

October Temperature

Portland, Portland-Troutdale Airport (14.9 miles)

  • Lowest 12 October, 2025

    44.1 °F

  • Average October

    57.6 °F

  • Highest 7 October, 2025

    78.1 °F

Climate (2020–Present)

Portland, Portland-Troutdale Airport (14.9 miles)

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  • Average Low 2020–2025

    47.5 °F

  • Average 2020–2025

    56.1 °F

  • Average High 2020–2025

    65.1 °F
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