Harbor Island Weather Forecast

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    Rain

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    Rain

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    Rain Showers

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    Chance Rain Showers

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    Rain Showers Likely

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    Chance Rain Showers

Today 25 Sep Southern Kenai Mtns

Rain. Highs around 50. Southeast wind 10 to 20 Mph with Gusts to 30 Mph.

Tonight 25 Sep Southern Kenai Mtns

Rain. Lows in the lower 40s. Southeast wind 10 to 15 Mph with Gusts to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Harbor Island Temperature Statistics

September Temperature

Seward (31.7 miles)

  • Lowest 22 September, 2026

    37 °F

  • Average September

    53 °F

  • Highest 13 September, 2026

    68 °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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