Harbor Island Weather Forecast

    • 53
    • 56

    Rain

    • 57
    • 60

    Mostly Sunny

    • 52
    • 60

    Chance Rain Showers

    • 51
    • 57

    Rain Showers Likely

    • 51
    • 57

    Rain Showers Likely

    • 52
    • 57

    Chance Rain Showers

Today 28 Aug Southern Kenai Mtns

Rain. Rain may be heavy at Times in the morning. Highs in the mid 50s. Southeast wind 10 to 20 Mph.

Tonight 28 Aug Southern Kenai Mtns

Mostly cloudy with a chance of Showers. Lows in the mid 40s. Southeast wind 15 Mph shifting to the variable after midnight.

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Harbor Island Temperature Statistics

August Temperature

Seward (31.7 miles)

  • Lowest 1 August, 2026

    44.1 °F

  • Average August

    55.8 °F

  • Highest 24 August, 2026

    70 °F

Climate (2021–2026)

Seward (31.7 miles)

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  • Average Low 2021–2026

    34.8 °F

  • Average 2021–2026

    40.2 °F

  • Average High 2021–2026

    45.6 °F
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