Catherine Island Weather Forecast

    • 19
    • 29

    Decreasing Clouds

    • 17
    • 30

    Partly Sunny

    • 28
    • 34

    Chance Snow

    • 30
    • 36

    Snow Likely

    • 30
    • 38

    Rain/Snow Likely

    • 30
    • 40

    Rain/Snow

Today 12 Mar City and Borough of Sitka

Mostly cloudy. Slight chance of snow Showers. Highs in the lower 30s. Northeast Winds 10 to 15 Mph.

Tonight 12 Mar City and Borough of Sitka

Mostly cloudy. Chance of snow Showers. Lows in the mid 20s. Northeast Winds around 10 Mph.

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Catherine Island Temperature Statistics

March Temperature

Angoon (14.9 miles)

  • Lowest 1 March, 2026

    19 °F

  • Average March

    30.4 °F

  • Highest 6 March, 2026

    43 °F

Climate (2021–Present)

Angoon (14.9 miles)

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  • Average Low 2021–2026

    39.4 °F

  • Average 2021–2026

    43.5 °F

  • Average High 2021–2026

    48 °F
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