Arlington Heights Weather Forecast

    • 40
    • 49

    Chance Rain Showers

    • 40
    • 47

    Mostly Cloudy

    • 45
    • 47

    Rain

    • 50
    • 55

    Rain

    • 49
    • 54

    Rain

    • 46
    • 54

    Rain

    • 49
    • 55

    Rain Likely

Today 2 Dec West Hills and Chehalem Mountains

Mostly cloudy. A chance of rain Showers this morning. Highs in the upper 40s. Winds light. Chance of rain 40 percent. Rainfall Amounts less than a tenth of an inch.

Tonight 2 Dec West Hills and Chehalem Mountains

Mostly cloudy. Patchy fog. Lows in the upper 30s. Light and variable Winds, becoming light after midnight.

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Arlington Heights Temperature Statistics

December Temperature

Portland, Portland International Airport (6.8 miles)

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  • Average December

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Climate (2020–Present)

Portland, Portland International Airport (6.8 miles)

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  • Average Low 2020–2025

    48.4 °F

  • Average 2020–2025

    56.2 °F

  • Average High 2020–2025

    65.4 °F
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