Portland-Hillsboro Airport Weather Forecast

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    Rain

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    Rain Likely

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    Rain Showers Likely

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    Mostly Cloudy

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    Mostly Cloudy

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    Mostly Cloudy

Today 24 Dec Tualatin Valley

Mostly cloudy with rain this Morning, then partly sunny with a chance of rain this afternoon. Breezy with Highs in the lower 50s. Southeast wind 15 to 20 Mph, becoming south 20 to 25 Mph this afternoon. Gusts up to 50 Mph. Chance of rain 90 percent. Rainfall Amounts a tenth to a quarter of an inch.

Tonight 24 Dec Tualatin Valley

Partly cloudy in the Evening, then mostly cloudy with a chance of rain after midnight. Lows in the upper 30s. Northeast wind 5 to 10 Mph. Chance of rain 50 percent. Rainfall Amounts less than a tenth of an inch.

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Portland-Hillsboro Airport Temperature Statistics

December Temperature

Portland-Hillsboro Airport (0 miles)

  • Lowest 1 December, 2025

    30 °F

  • Average December

    48.3 °F

  • Highest 15 December, 2025

    63 °F

Climate (2020–Present)

Portland-Hillsboro Airport (0 miles)

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  • Average Low 2020–2025

    43.4 °F

  • Average 2020–2025

    53.7 °F

  • Average High 2020–2025

    64.4 °F
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