Columbia River - McGuire Island Weather Forecast

    • 37
    • 51

    Rain Showers

    • 39
    • 56

    Slight Chance Rain Showers

    • 42
    • 61

    Mostly Cloudy

    • 49
    • 69

    Chance Rain

    • 49
    • 68

    Chance Rain

    • 48
    • 71

    Chance Rain

Today 15 Apr East Portland Metro

Showers with a chance of Thunderstorms. Some Thunderstorms may produce small hail. Highs in the lower 50s. West wind 10 to 15 Mph. Chance of rain 90 percent. Rainfall Amounts around a tenth of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 15 Apr East Portland Metro

Mostly cloudy. Rain Showers with a slight chance of Thunderstorms in the Evening, then a chance of rain Showers after midnight. Some Thunderstorms may produce small hail in the evening. Lows in the mid 30s. Southwest wind 10 to 15 Mph, easing to light after midnight. Chance of rain 90 percent. Rainfall Amounts around a tenth of an Inch, except higher Amounts possible in Thunderstorms.

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Columbia River - McGuire Island Temperature Statistics

April Temperature

Portland, Portland-Troutdale Airport (2.5 miles)

  • Lowest 3 April, 2026

    35.7 °F

  • Average April

    55 °F

  • Highest 6 April, 2026

    79.6 °F

Climate (2021–Present)

Portland, Portland-Troutdale Airport (2.5 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    65.4 °F
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