Horseshoe Bay State Marine Park Weather Forecast

    • 51
    • 52

    Rain Showers

    • 51
    • 53

    Rain

    • 51
    • 53

    Rain

    • 51
    • 55

    Rain

    • 50
    • 55

    Rain Likely

    • 51
    • 55

    Rain Likely

    • 50
    • 55

    Rain Likely

Today 13 Sep West Prince William Sound & Whittier

Mostly cloudy with scattered rain Showers. Highs around 50. Variable wind 10 Mph.

Tonight 13 Sep West Prince William Sound & Whittier

Scattered Showers in the Evening, then widespread Showers after midnight. Lows in the 40s. North wind 15 Mph.

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Horseshoe Bay State Marine Park Temperature Statistics

September Temperature

Seward (52.2 miles)

  • Lowest 11 September, 2025

    48 °F

  • Average September

    53.8 °F

  • Highest 5 September, 2025

    63 °F

Climate (2020–Present)

Seward (52.2 miles)

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  • Average Low 2020–2025

    35.1 °F

  • Average 2020–2025

    40.5 °F

  • Average High 2020–2025

    46 °F
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