Sitka Weather Forecast

    • 13
    • 18

    Mostly Sunny

    • 8
    • 15

    Mostly Sunny

    • 14
    • 18

    Mostly Sunny

    • 20
    • 27

    Chance Snow

    • 25
    • 32

    Snow Likely

    • 30
    • 35

    Rain/Snow Likely

Today 21 Dec City and Borough of Sitka

Mostly clear. Highs around 18. Northeast Winds 15 to 25 Mph.

Tonight 21 Dec City and Borough of Sitka

Mostly clear. Lows around 13. East Winds 15 to 25 Mph.

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Sitka Temperature Statistics

December Temperature

Sitka - Sitka Airport (0.6 miles)

  • Lowest 12 December, 2025

    19.9 °F

  • Average December

    35.9 °F

  • Highest 1 December, 2025

    50 °F

Climate (2020–Present)

Sitka - Sitka Airport (0.6 miles)

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  • Average Low 2020–2025

    43 °F

  • Average 2020–2025

    47.2 °F

  • Average High 2020–2025

    51.4 °F
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