Harbor Island Weather Forecast

    • 41
    • 43

    Rain Showers

    • 40
    • 43

    Chance Rain Showers

    • 41
    • 46

    Mostly Sunny

    • 39
    • 45

    Rain Showers

    • 40
    • 43

    Rain Showers

    • 40
    • 43

    Rain Showers

Today 22 May Southern Kenai Mtns

Rain Showers. Highs in the lower 40s. Variable wind 10 Mph.

Tonight 22 May Southern Kenai Mtns

Rain Showers and snow Showers likely in the Evening, then a chance of rain Showers and snow Showers after midnight. No snow accumulation. Lows in the lower 30s. Variable wind 10 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

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Harbor Island Temperature Statistics

May Temperature

Seward (31.7 miles)

  • Lowest 1 May, 2026

    33.1 °F

  • Average May

    41.7 °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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