Harbor Island Weather Forecast

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    Rain

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    Rain Likely

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    Rain

Today 26 Aug Southern Kenai Mtns

Rain. Highs in the mid 50s to lower 60s. Southeast wind 15 Mph with Gusts to 30 Mph.

Tonight 26 Aug Southern Kenai Mtns

Rain. Lows in the lower 50s. Southeast wind 15 Mph with Gusts to 25 Mph.

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Harbor Island Temperature Statistics

August Temperature

Seward (31.7 miles)

  • Lowest 3 August, 2025

    44.7 °F

  • Average August

    57.3 °F

  • Highest 17 August, 2025

    75.7 °F

Climate (2020–Present)

Seward (31.7 miles)

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  • Average Low 2020–2025

    35 °F

  • Average 2020–2025

    40.5 °F

  • Average High 2020–2025

    46 °F
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