Beacon Rock State Park Weather Forecast

    • 46
    • 62

    Mostly Sunny

    • 49
    • 71

    Mostly Sunny

    • 49
    • 64

    Chance Rain Showers

    • 45
    • 60

    Chance Rain Showers

    • 53
    • 72

    Mostly Sunny

    • 55
    • 79

    Chance Rain Showers

    • 49
    • 71

    Slight Chance Rain Showers

Today 23 May South Washington Cascades

Mostly sunny. Free air freezing level 7500 Feet, increasing to free air freezing level 8000 feet this afternoon. West wind 5 to 10 Mph.

Tonight 23 May South Washington Cascades

Partly cloudy. Free air freezing level 9000 Feet, increasing to free air freezing level 11000 feet after midnight. Northwest wind 5 to 10 Mph, becoming light after midnight.

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Beacon Rock State Park Temperature Statistics

May Temperature

Portland, Portland-Troutdale Airport (19.9 miles)

  • Lowest 4 May, 2025

    37.7 °F

  • Average May

    57.3 °F

  • Highest 6 May, 2025

    81.6 °F

Climate (2020–Present)

Portland, Portland-Troutdale Airport (19.9 miles)

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  • Average Low 2020–2025

    47.5 °F

  • Average 2020–2025

    56 °F

  • Average High 2020–2025

    65.1 °F
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