Sacagawea and Papoose Rocks Weather Forecast

    • 59
    • 75

    Sunny

    • 59
    • 81

    Breezy

    • 58
    • 82

    Mostly Sunny

    • 59
    • 80

    Partly Sunny

    • 57
    • 78

    Partly Sunny

    • 58
    • 73

    Chance Rain

    • 56
    • 70

    Slight Chance Rain Showers

Today 15 Sep South Washington Cascades

Sunny. Free air freezing level 12000 Feet, increasing to free air freezing level 14000 feet this afternoon. Winds light.

Tonight 15 Sep South Washington Cascades

Mostly clear. Free air freezing level 15000 feet. East wind 15 to 20 Mph. Gusts up to 35 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sacagawea and Papoose Rocks Temperature Statistics

September Temperature

Portland, Portland-Troutdale Airport (22.4 miles)

  • Lowest 13 September, 2025

    51.1 °F

  • Average September

    68 °F

  • Highest 2 September, 2025

    89.1 °F

Climate (2020–Present)

Portland, Portland-Troutdale Airport (22.4 miles)

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  • Average Low 2020–2025

    47.6 °F

  • Average 2020–2025

    56.1 °F

  • Average High 2020–2025

    65.1 °F
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