Harbor Island Weather Forecast

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    Rain Showers

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    Rain

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    Rain

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    Chance Rain Showers

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    Mostly Cloudy

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    Chance Rain Showers

Today 25 May Southern Kenai Mtns

Sunny in the Morning, then partly cloudy with a slight chance of rain Showers in the afternoon. Highs around 50. Variable wind 10 Mph shifting to the south in the afternoon.

Tonight 25 May Southern Kenai Mtns

A chance of rain Showers and snow Showers likely in the Evening, then widespread rain Showers and snow Showers after midnight. Little or no snow accumulation. Lows in the mid 30s. Southeast wind 10 to 20 Mph.

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Harbor Island Temperature Statistics

May Temperature

Seward (31.7 miles)

  • Lowest 1 May, 2026

    33.1 °F

  • Average May

    41.6 °F

  • Highest 20 May, 2026

    54 °F

Climate (2021–Present)

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

    45.7 °F
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