Granite Island Weather Forecast

    • 50
    • 54

    Breezy

    • 51
    • 58

    Partly Sunny

    • 52
    • 58

    Chance Rain Showers

    • 52
    • 58

    Rain Showers Likely

    • 52
    • 57

    Rain Showers Likely

    • 52
    • 57

    Chance Rain Showers

Today 31 Aug Southern Kenai Mtns

Partly sunny. Scattered rain Showers in the Morning, then a chance of rain in the afternoon. Highs in the lower 50s. Northwest wind 10 to 25 Mph with Gusts to 40 Mph.

Tonight 31 Aug Southern Kenai Mtns

Clear. Lows in the mid 30s to lower 40s. Northwest wind 10 to 25 Mph. Gusts to 40 Mph decreasing to 30 Mph after midnight.

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Granite Island Temperature Statistics

August Temperature

Seward (34.2 miles)

  • Lowest 1 August, 2026

    44.1 °F

  • Average August

    55.9 °F

  • Highest 24 August, 2026

    70 °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

    45.6 °F
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