Sunnyside Weather Forecast

    • 48
    • 62

    Increasing Clouds

    • 41
    • 61

    Slight Chance Rain

    • 50
    • 63

    Rain

    • 45
    • 58

    Rain Showers

    • 43
    • 60

    Partly Sunny

    • 42
    • 59

    Slight Chance Rain

    • 45
    • 61

    Chance Rain

Today 16 Oct Inner Portland Metro

Mostly sunny. Highs in the mid 60s. Winds light.

Tonight 16 Oct Inner Portland Metro

Mostly cloudy. Lows in the upper 40s. Light and variable Winds, becoming light after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sunnyside Temperature Statistics

October Temperature

Portland, Portland-Troutdale Airport (10.6 miles)

  • Lowest 13 October, 2025

    39 °F

  • Average October

    56.8 °F

  • Highest 7 October, 2025

    78.1 °F

Climate (2020–Present)

Portland, Portland-Troutdale Airport (10.6 miles)

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  • Average Low 2020–2025

    47.5 °F

  • Average 2020–2025

    56.1 °F

  • Average High 2020–2025

    65.1 °F
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