Hope Island State Park Weather Forecast

    • 57
    • 74

    Increasing Clouds

    • 59
    • 70

    Rain

    • 60
    • 64

    Rain

    • 56
    • 68

    Rain Likely

    • 54
    • 71

    Slight Chance Rain

    • 54
    • 72

    Partly Sunny

Today 13 Aug Olympia and Southern Puget Sound

Sunny. Highs in the mid to upper 70s. Southwest wind to 10 Mph increasing to 10 to 15 Mph in the afternoon.

Tonight 13 Aug Olympia and Southern Puget Sound

Partly cloudy. Lows in the 50s. Southwest wind 10 to 15 Mph decreasing to 10 Mph or less after midnight.

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Hope Island State Park Temperature Statistics

August Temperature

Shelton, Shelton Sanderson Field (10.6 miles)

  • Lowest 8 August, 2025

    46.7 °F

  • Average August

    66 °F

  • Highest 10 August, 2025

    90 °F

Climate (2020–Present)

Shelton, Shelton Sanderson Field (10.6 miles)

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  • Average Low 2020–2025

    41.7 °F

  • Average 2020–2025

    51.1 °F

  • Average High 2020–2025

    61.2 °F
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