Marmot Weather Forecast

    • 52
    • 63

    Rain Showers Likely

    • 48
    • 65

    Mostly Cloudy

    • 54
    • 76

    Mostly Sunny

    • 57
    • 84

    Mostly Sunny

    • 55
    • 79

    Partly Sunny

    • 53
    • 72

    Slight Chance Rain

Today 6 Sep Clackamas County Cascade Foothills

Mostly cloudy with a slight chance of Thunderstorms. Showers Likely, mainly this morning. Patchy fog. Highs in the lower 60s. Light and variable Winds. Chance of rain 70 percent. Rainfall Amounts a tenth to a quarter of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 6 Sep Clackamas County Cascade Foothills

Mostly cloudy. Patchy fog in the evening. A chance of Showers, mainly in the evening. Lows around 50. Winds light. Chance of rain 40 percent. Rainfall Amounts less than a tenth of an inch.

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Marmot Temperature Statistics

September Temperature

Portland, Portland-Troutdale Airport (17.4 miles)

  • Lowest 4 September, 2026

    53.1 °F

  • Average September

    61.2 °F

  • Highest 1 September, 2026

    71.7 °F

Climate (2021–2026)

Portland, Portland-Troutdale Airport (17.4 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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