Columbia River - Willamette River Entrance Weather Forecast

    • 44
    • 55

    Rain

    • 45
    • 52

    Rain

    • 37
    • 52

    Rain

    • 36
    • 45

    Chance Rain

    • 38
    • 45

    Rain Likely

    • 39
    • 47

    Rain Likely

Today 18 Dec Greater Portland Metro Area

Rain in the Morning, then Showers in the afternoon. Breezy. Rain may be heavy at Times in the morning. Highs around 55. Southwest wind 15 to 25 Mph with Gusts to 40 Mph decreasing to 10 to 15 Mph in the afternoon. Chance of precipitation near 100 percent. Rainfall Amounts a half to three Quarters of an inch.

Tonight 18 Dec Greater Portland Metro Area

Showers. Lows around 45. South wind 5 to 15 Mph. Chance of precipitation 90 percent. Rainfall Amounts a tenth to a quarter of an inch.

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Columbia River - Willamette River Entrance Temperature Statistics

December Temperature

Pearson Airfield (5.6 miles)

  • Lowest 7 December, 2018

    25 °F
  • Average December

    41.6 °F
  • Highest 13 December, 2018

    53.1 °F

Climate (2010–Present)

Pearson Airfield (5.6 miles)

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  • Average Low 2010–Present

    46.3 °F
  • Average 2010–Present

    54.7 °F
  • Average High 2010–Present

    64 °F
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