Grand Ronde Weather Forecast

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    Rain

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    Rain

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    Rain

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    Rain

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    Rain

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    Rain

Today 16 Dec Central Oregon Coast Range Lowlands

Mostly cloudy. A slight chance of rain this Morning, then a chance of rain with a slight chance of Thunderstorms this afternoon. Highs in the upper 50s. South wind 10 to 15 Mph. Chance of rain 50 percent. Rainfall Amounts a tenth to a quarter of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 16 Dec Central Oregon Coast Range Lowlands

Rain with a slight chance of Thunderstorms in the Evening, then a chance of rain after midnight. Breezy with Lows in the lower 40s. Southwest wind 20 to 25 Mph, becoming west after midnight. Gusts up to 50 Mph. Chance of rain near 100 percent. Rainfall Amounts a half to three Quarters of an Inch, except higher Amounts possible in Thunderstorms.

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Grand Ronde Temperature Statistics

December Temperature

McMinnville, McMinnville Municipal Airport (24.9 miles)

  • Lowest 3 December, 2025

    37.4 °F

  • Average December

    49.6 °F

  • Highest 10 December, 2025

    60.8 °F

Climate (2020–Present)

McMinnville, McMinnville Municipal Airport (24.9 miles)

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  • Average Low 2020–2025

    43.8 °F

  • Average 2020–2025

    54.1 °F

  • Average High 2020–2025

    65 °F
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