Granite Island Weather Forecast

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    • 49

    Rain Showers

    • 45
    • 50

    Rain Showers

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    • 47

    Rain Showers

    • 41
    • 46

    Slight Chance Rain

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    Rain

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    Rain

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    Rain

Today 5 Oct Southern Kenai Mtns

Widespread rain Showers. Highs in the mid 40s. Variable wind 10 Mph.

Tonight 5 Oct Southern Kenai Mtns

Widespread rain Showers. Lows in the upper 30s. Light Winds becoming variable 10 Mph after midnight.

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Granite Island Temperature Statistics

October Temperature

Seward (34.2 miles)

  • Lowest 2 October, 2026

    30 °F

  • Average October

    40.3 °F

  • Highest 2 October, 2026

    46.9 °F

Climate (2021–2026)

Seward (34.2 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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