Happy Valley Weather Forecast

    • 51
    • 61

    Rain Showers

    • 45
    • 60

    Rain Showers

    • 44
    • 59

    Slight Chance Rain Showers

    • 48
    • 61

    Chance Rain Showers

    • 44
    • 65

    Slight Chance Rain Showers

    • 45
    • 67

    Partly Sunny

Today 16 May Inner Portland Metro

Mostly cloudy with a 20 percent chance of Showers. Highs in the mid 60s. Winds light.

Tonight 16 May Inner Portland Metro

Cloudy. A chance of Showers in the Evening, then Showers likely after midnight. Lows in the lower 50s. Winds light. Chance of rain 70 percent. Rainfall Amounts a tenth to a quarter of an inch.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Happy Valley Temperature Statistics

May Temperature

Portland, Portland-Troutdale Airport (8.7 miles)

  • Lowest 4 May, 2025

    37.7 °F

  • Average May

    57.4 °F

  • Highest 6 May, 2025

    81.6 °F

Climate (2020–Present)

Portland, Portland-Troutdale Airport (8.7 miles)

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  • Average Low 2020–2025

    47.6 °F

  • Average 2020–2025

    56 °F

  • Average High 2020–2025

    65.1 °F
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