Granite Island Weather Forecast

    • 48
    • 61

    Increasing Clouds

    • 54
    • 59

    Rain Showers

    • 54
    • 60

    Rain Showers Likely

    • 55
    • 60

    Rain Showers

    • 55
    • 61

    Rain Showers

    • 54
    • 60

    Rain Showers Likely

Today 10 Aug Southern Kenai Mtns

Mostly sunny. Haze. Highs in the upper 60s. Light Winds.

Tonight 10 Aug Southern Kenai Mtns

Mostly clear. Lows in the lower 50s. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Granite Island Temperature Statistics

August Temperature

Seward (34.2 miles)

  • Lowest 1 August, 2026

    44.1 °F

  • Average August

    55.3 °F

  • Highest 1 August, 2026

    63 °F

Climate (2021–2026)

Seward (34.2 miles)

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  • Average Low 2021–2026

    34.8 °F

  • Average 2021–2026

    40.1 °F

  • Average High 2021–2026

    45.6 °F
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