Granite Island Weather Forecast

    • 47
    • 55

    Mostly Sunny

    • 45
    • 53

    Rain Showers

    • 44
    • 49

    Rain Showers

    • 42
    • 48

    Chance Rain Showers

    • 44
    • 48

    Chance Rain Showers

    • 44
    • 49

    Chance Rain Showers

    • 45
    • 48

    Rain Showers Likely

Today 28 Sep Southern Kenai Mtns

Partly cloudy with scattered rain Showers. Highs in the lower 50s. Variable wind 10 Mph.

Tonight 28 Sep Southern Kenai Mtns

Mostly clear. Lows in the upper 30s. Variable wind 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Granite Island Temperature Statistics

September Temperature

Seward (34.2 miles)

  • Lowest 24 September, 2026

    35.1 °F
  • Average September

    52 °F
  • Highest 13 September, 2026

    68 °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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