Cat Island Weather Forecast

    • 57
    • 61

    Mostly Cloudy

    • 56
    • 60

    Rain Showers Likely

    • 55
    • 62

    Rain Likely

    • 55
    • 57

    Rain

    • 55
    • 58

    Rain

    • 55
    • 59

    Rain Likely

    • 54
    • 58

    Rain Likely

Today 26 Aug Ketchikan Gateway Borough

Increasing Clouds. Highs in the mid 60s. Light Winds.

Tonight 26 Aug Ketchikan Gateway Borough

Mostly cloudy. Chance of rain Showers. Lows in the mid 50s. South Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cat Island Temperature Statistics

August Temperature

Metlakatla, Metlakatla Seaplane Base (14.3 miles)

  • Lowest 1 August, 2026

    53.1 °F

  • Average August

    60.7 °F

  • Highest 13 August, 2026

    81 °F

Climate (2021–2026)

Metlakatla, Metlakatla Seaplane Base (14.3 miles)

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  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    47.5 °F

  • Average High 2021–2026

    51.3 °F
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