Granite Bay State Marine Park Weather Forecast

    • 35
    • 39

    Rain

    • 26
    • 38

    Rain

    • 29
    • 31

    Snow Showers

    • 33
    • 38

    Rain

    • 32
    • 39

    Rain

    • 31
    • 37

    Rain/Snow Likely

    • 31
    • 37

    Rain/Snow Likely

Today 6 Nov West Prince William Sound & Whittier

Mostly cloudy with a chance of rain and snow. Lows in the 30s. Highs in the mid 30s to lower 40s.

Tonight 6 Nov West Prince William Sound & Whittier

Cloudy with a chance of rain. Lows in the 30s to lower 40s. North wind 15 Mph. Gusts to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Granite Bay State Marine Park Temperature Statistics

November Temperature

Portage, Portage Glacier (25.5 miles)

  • Lowest 1 November, 2026

    36 °F

  • Average November

    40.1 °F

  • Highest 4 November, 2026

    46 °F

Climate (2021–2026)

Portage, Portage Glacier (25.5 miles)

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  • Average Low 2021–2026

    32.3 °F

  • Average 2021–2026

    38.3 °F

  • Average High 2021–2026

    43.9 °F
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