Centennial Weather Forecast

    • 60
    • 83

    Slight Chance Thunderstorms

    • 60
    • 80

    Increasing Clouds

    • 58
    • 80

    Partly Sunny

    • 61
    • 89

    Mostly Sunny

    • 59
    • 86

    Partly Sunny

    • 57
    • 79

    Partly Sunny

    • 56
    • 78

    Partly Sunny

Today 21 Aug East Portland Metro

Cloudy with a 20 percent chance of Thunderstorms. Highs in the lower 80s. Winds light.

Tonight 21 Aug East Portland Metro

Mostly cloudy. Lows in the upper 50s. Winds light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Centennial Temperature Statistics

August Temperature

Portland, Portland-Troutdale Airport (5 miles)

  • Lowest 3 August, 2026

    50.6 °F

  • Average August

    71.3 °F

  • Highest 6 August, 2026

    96.7 °F

Climate (2021–2026)

Portland, Portland-Troutdale Airport (5 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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