Hope Island State Park Weather Forecast

    • 49
    • 64

    Mostly Cloudy

    • 48
    • 68

    Partly Sunny

    • 51
    • 74

    Partly Sunny

    • 51
    • 72

    Partly Sunny

    • 48
    • 69

    Partly Sunny

    • 48
    • 64

    Chance Rain

Today 19 May Olympia and Southern Puget Sound

Mostly cloudy. Patchy fog in the morning. Highs in the 60s. Light wind becoming southwest to 10 Mph in the afternoon.

Tonight 19 May Olympia and Southern Puget Sound

Mostly cloudy. Patchy fog in the morning. Lows in the mid to upper 40s. West wind to 10 Mph with Gusts to 20 Mph in the evening becoming light.

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Hope Island State Park Temperature Statistics

May Temperature

Shelton, Shelton Sanderson Field (10.6 miles)

  • Lowest 9 May, 2026

    39.9 °F

  • Average May

    56.3 °F

  • Highest 3 May, 2026

    84 °F

Climate (2021–Present)

Shelton, Shelton Sanderson Field (10.6 miles)

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  • Average Low 2021–2026

    41.8 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    61.3 °F
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