Wormald State Park Weather Forecast

    • 56
    • 76

    Sunny

    • 53
    • 80

    Mostly Sunny

    • 51
    • 70

    Mostly Sunny

    • 53
    • 74

    Mostly Sunny

    • 53
    • 77

    Mostly Sunny

    • 51
    • 71

    Partly Sunny

    • 51
    • 70

    Partly Sunny

Today 16 Sep South Washington Cascade Foothills

Sunny. Highs in the upper 70s. Winds light.

Tonight 16 Sep South Washington Cascade Foothills

Clear. Lows in the lower 50s. Winds light.

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Wormald State Park Temperature Statistics

September Temperature

Portland, Portland-Troutdale Airport (18 miles)

  • Lowest 8 September, 2026

    48.7 °F

  • Average September

    62.9 °F

  • Highest 9 September, 2026

    88.6 °F

Climate (2021–2026)

Portland, Portland-Troutdale Airport (18 miles)

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  • Average Low 2021–2026

    47.5 °F

  • Average 2021–2026

    56.2 °F

  • Average High 2021–2026

    65.2 °F
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