Alyeska Weather Forecast

    • 52
    • 68

    Rain Showers

    • 53
    • 69

    Mostly Cloudy

    • 51
    • 65

    Rain

    • 53
    • 70

    Chance Rain

    • 55
    • 71

    Chance Rain

    • 54
    • 66

    Rain Likely

Today 23 Jul East Turnagain Arm

Partly cloudy in the Morning, then mostly sunny with isolated Showers in the afternoon. Highs in the upper 50s to mid 60s. Northwest wind 15 Mph with Gusts to 25 Mph.

Tonight 23 Jul East Turnagain Arm

Mostly clear. Lows in the mid 40s to lower 50s. Northwest wind 15 Mph.

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Alyeska Temperature Statistics

July Temperature

Portage, Portage Glacier (14.9 miles)

  • Lowest 4 July, 2025

    39.7 °F

  • Average July

    54.4 °F

  • Highest 13 July, 2025

    68.6 °F

Climate (2020–Present)

Portage, Portage Glacier (14.9 miles)

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  • Average Low 2020–2025

    33.2 °F

  • Average 2020–2025

    39 °F

  • Average High 2020–2025

    44.6 °F
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