Gresham - Holly Brook Weather Forecast

    • 45
    • 63

    Mostly Cloudy

    • 48
    • 74

    Partly Sunny

    • 47
    • 75

    Mostly Sunny

    • 44
    • 64

    Chance Rain

    • 40
    • 60

    Mostly Cloudy

    • 42
    • 58

    Chance Rain

    • 42
    • 60

    Chance Rain

Today 19 Oct East Portland Metro

Partly sunny. Highs in the mid 60s. Winds light.

Tonight 19 Oct East Portland Metro

Mostly cloudy. Lows in the mid 40s. Winds light.

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Gresham - Holly Brook Temperature Statistics

October Temperature

Portland, Portland-Troutdale Airport (4.3 miles)

  • Lowest 12 October, 2026

    35.7 °F

  • Average October

    59.9 °F

  • Highest 4 October, 2026

    83.6 °F

Climate (2021–2026)

Portland, Portland-Troutdale Airport (4.3 miles)

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  • Average Low 2021–2026

    47.5 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    65.3 °F
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