Westport Slough - Kerry Slough Weather Forecast

    • 48
    • 63

    Chance Rain Showers

    • 44
    • 61

    Partly Sunny

    • 44
    • 63

    Partly Sunny

    • 47
    • 72

    Partly Sunny

    • 50
    • 73

    Chance Rain Showers

    • 50
    • 69

    Chance Rain Showers

Today 21 May Lower Columbia River

Partly sunny. Highs in the upper 60s. Winds light.

Tonight 21 May Lower Columbia River

Mostly cloudy. A slight chance of rain after midnight. Lows in the upper 40s. Winds light. Chance of rain 20 percent.

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Westport Slough - Kerry Slough Temperature Statistics

May Temperature

Southwest Washington Regional Airport (21.7 miles)

  • Lowest 4 May, 2025

    35.1 °F

  • Average May

    55.2 °F

  • Highest 1 May, 2025

    84 °F

Climate (2020–Present)

Southwest Washington Regional Airport (21.7 miles)

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  • Average Low 2020–2025

    45 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    62.1 °F
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