Surprise Cove State Marine Park Weather Forecast

    • 48
    • 53

    Rain

    • 46
    • 52

    Rain

    • 46
    • 49

    Rain

    • 47
    • 54

    Rain Likely

    • 49
    • 60

    Mostly Sunny

    • 50
    • 62

    Mostly Sunny

    • 49
    • 60

    Partly Sunny

Today 20 Jul West Prince William Sound & Whittier

Rain. Rain may be heavy at Times in the morning. Highs in the lower 50s. Southeast wind 10 to 15 Mph. Gusts to 30 Mph in the morning.

Tonight 20 Jul West Prince William Sound & Whittier

Mostly cloudy in the evening then becoming partly cloudy. A chance of rain. Lows in the upper 40s. South wind 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Surprise Cove State Marine Park Temperature Statistics

July Temperature

Portage, Portage Glacier (14.9 miles)

  • Lowest 1 July, 2026

    34 °F

  • Average July

    52.1 °F

  • Highest 6 July, 2026

    68 °F

Climate (2021–2026)

Portage, Portage Glacier (14.9 miles)

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  • Average Low 2021–2026

    32.2 °F

  • Average 2021–2026

    38.1 °F

  • Average High 2021–2026

    43.7 °F
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