Portland-Hillsboro Airport Weather Forecast

    • 39
    • 63

    Becoming Sunny

    • 45
    • 71

    Mostly Sunny

    • 45
    • 78

    Partly Sunny

    • 45
    • 72

    Mostly Cloudy

    • 49
    • 75

    Mostly Sunny

    • 51
    • 84

    Mostly Sunny

Today 28 Apr Tualatin Valley

Mostly cloudy in the Morning, then becoming partly sunny. Highs in the mid 60s. Light and variable Winds, becoming light in the afternoon.

Tonight 28 Apr Tualatin Valley

Mostly cloudy. Lows in the mid 40s. Light and variable Winds.

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Portland-Hillsboro Airport Temperature Statistics

April Temperature

Portland-Hillsboro Airport (0 miles)

  • Lowest 16 April, 2026

    32.6 °F
  • Average April

    52.7 °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

    53.8 °F
  • Average High 2021–2026

    64.6 °F
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