Arlington Heights Weather Forecast

    • 49
    • 71

    Mostly Cloudy

    • 44
    • 69

    Partly Sunny

    • 47
    • 63

    Mostly Cloudy

    • 50
    • 64

    Mostly Cloudy

    • 47
    • 63

    Chance Rain Showers

    • 47
    • 71

    Partly Sunny

Today 25 Apr West Hills and Chehalem Mountains

Mostly sunny. Highs in the lower 70s. Winds light.

Tonight 25 Apr West Hills and Chehalem Mountains

Partly cloudy. Lows in the mid 40s. West wind 5 to 10 Mph, becoming light after midnight.

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Arlington Heights Temperature Statistics

April Temperature

Portland, Portland International Airport (6.8 miles)

  • Lowest 4 April, 2025

    37.7 °F

  • Average April

    55.6 °F

  • Highest 18 April, 2025

    79.6 °F

Climate (2020–Present)

Portland, Portland International Airport (6.8 miles)

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  • Average Low 2020–2025

    48.3 °F

  • Average 2020–2025

    56 °F

  • Average High 2020–2025

    65.1 °F
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