Ellmaker State Park 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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    Chance Rain/Snow

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    Chance Rain

Today 18 Dec Central Oregon Coast Range Lowlands

Rain. Rain may be heavy at Times this afternoon. Breezy with Highs in the mid 50s. South wind 20 to 25 Mph with Gusts up to 50 Mph. Chance of rain near 100 percent. Rainfall Amounts two to over two Inches.

Tonight 18 Dec Central Oregon Coast Range Lowlands

Rain, mainly this evening. Rain may be heavy at Times this evening. Breezy with Lows in the lower 40s. Southwest wind 20 to 25 Mph with Gusts up to 50 Mph, becoming west 10 to 15 Mph after midnight. Chance of rain near 100 percent. Rainfall Amounts one inch to two Inches.

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Ellmaker State Park Temperature Statistics

December Temperature

Corvallis, Corvallis Municipal Airport (18.6 miles)

  • Lowest 1 December, 2025

    30 °F

  • Average December

    48.9 °F

  • Highest 10 December, 2025

    61 °F

Climate (2020–Present)

Corvallis, Corvallis Municipal Airport (18.6 miles)

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  • Average Low 2020–2025

    43.6 °F

  • Average 2020–2025

    53.2 °F

  • Average High 2020–2025

    64 °F
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