Harbor Island Weather Forecast

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    • 42

    Rain

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    • 44

    Rain Likely

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    Rain

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    Rain Showers Likely

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    Rain Showers Likely

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    Slight Chance Rain Showers

Today 19 May Southern Kenai Mtns

Rain in the Morning, then a chance of rain in the afternoon. Highs in the mid 40s. Southeast wind 10 to 20 Mph with Gusts to 30 Mph.

Tonight 19 May Southern Kenai Mtns

A chance of rain in the Evening, then rain and snow after midnight. No snow accumulation. Lows in the mid 30s. Variable wind 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Harbor Island Temperature Statistics

May Temperature

Seward (31.7 miles)

  • Lowest 1 May, 2026

    33.1 °F

  • Average May

    41.4 °F

  • Highest 15 May, 2026

    50 °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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