Columbia River - Oak Point Weather Forecast

    • 43
    • 56

    Rain

    • 39
    • 51

    Rain

    • 38
    • 53

    Rain

    • 39
    • 60

    Slight Chance Rain

    • 43
    • 64

    Partly Sunny

    • 45
    • 68

    Mostly Cloudy

Today 31 Mar Lower Columbia River

Mostly cloudy in the Morning, then becoming partly sunny. Areas of frost in the morning. A 20 percent chance of rain. Highs in the mid 50s. Winds light.

Tonight 31 Mar Lower Columbia River

Partly cloudy. Areas of frost. Lows in the mid 30s. Winds light.

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Columbia River - Oak Point Temperature Statistics

March Temperature

Southwest Washington Regional Airport (14.3 miles)

  • Lowest 22 March, 2026

    28.9 °F

  • Average March

    47.5 °F

  • Highest 16 March, 2026

    66 °F

Climate (2021–Present)

Southwest Washington Regional Airport (14.3 miles)

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  • Average Low 2021–2026

    45.1 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    62.5 °F
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