Portland-Hillsboro Airport Weather Forecast

    • 47
    • 71

    Increasing Clouds

    • 49
    • 74

    Mostly Cloudy

    • 48
    • 73

    Chance Rain

    • 46
    • 65

    Chance Rain

    • 43
    • 60

    Rain Likely

    • 42
    • 61

    Partly Sunny

Today 18 Apr Tualatin Valley

Mostly sunny. Highs in the lower 70s. Light and variable Winds.

Tonight 18 Apr Tualatin Valley

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 40s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Portland-Hillsboro Airport Temperature Statistics

April Temperature

Portland-Hillsboro Airport (0 miles)

  • Lowest 3 April, 2026

    33.7 °F

  • Average April

    52.9 °F

  • Highest 5 April, 2026

    79.6 °F

Climate (2021–Present)

Portland-Hillsboro Airport (0 miles)

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  • Average Low 2021–2026

    43.4 °F

  • Average 2021–2026

    53.9 °F

  • Average High 2021–2026

    64.6 °F
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