Government Island State Park Weather Forecast

    • 49
    • 71

    Becoming Sunny

    • 52
    • 78

    Partly Sunny

    • 49
    • 72

    Partly Sunny

    • 53
    • 79

    Mostly Sunny

    • 54
    • 82

    Partly Sunny

    • 53
    • 79

    Slight Chance Rain

Today 8 May Inner Portland Metro

Partly sunny this Morning, then clearing. Highs in the lower 70s. Southwest wind 5 to 10 Mph.

Tonight 8 May Inner Portland Metro

Partly cloudy in the Evening, then clearing. Lows in the upper 40s. Winds light.

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Government Island State Park Temperature Statistics

May Temperature

Portland, Portland International Airport (4.3 miles)

  • Lowest 2 May, 2026

    51.7 °F

  • Average May

    64.5 °F

  • Highest 3 May, 2026

    91.7 °F

Climate (2021–Present)

Portland, Portland International Airport (4.3 miles)

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  • Average Low 2021–2026

    48.4 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    65.5 °F
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