Port of Anchorage Weather Forecast

    • 10
    • 12

    Blustery

    • 7
    • 12

    Blustery

    • -7
    • 8

    Cold

    • -3
    • 5

    Cold

    • -1
    • 10

    Cold

    • -4
    • 9

    Cold

Today 20 Dec Anchorage

Sunny. Highs 6 to 12 above. Light Winds becoming variable 10 Mph with Gusts to 20 Mph in the afternoon.

Tonight 20 Dec Anchorage

Clear. Lows 4 to 10 above. Northeast wind 15 to 30 Mph with Gusts to 40 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Port of Anchorage Temperature Statistics

December Temperature

Anchorage, Merrill Field Airport (1.9 miles)

  • Lowest 10 December, 2025

    -6 °F

  • Average December

    15.4 °F

  • Highest 1 December, 2025

    34 °F

Climate (2020–Present)

Anchorage, Merrill Field Airport (1.9 miles)

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  • Average Low 2020–2025

    31.7 °F

  • Average 2020–2025

    38.2 °F

  • Average High 2020–2025

    44.6 °F
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