Downtown Anchorage Weather Forecast

    • 5
    • 6

    Cold

    • 4
    • 11

    Sunny

    • 10
    • 16

    Mostly Sunny

    • -12
    • 12

    Mostly Sunny

    • -10
    • 0

    Cold

    • -4
    • 5

    Cold

    • -4
    • 8

    Cold

Today 18 Dec Anchorage

Sunny. Highs around 5 above. Light Winds.

Tonight 18 Dec Anchorage

Clear. Lows 3 below to 3 above. Light Winds.

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Downtown Anchorage Temperature Statistics

December Temperature

Anchorage, Merrill Field Airport (0.6 miles)

  • Lowest 10 December, 2025

    -6 °F

  • Average December

    15.8 °F

  • Highest 1 December, 2025

    34 °F

Climate (2020–Present)

Anchorage, Merrill Field Airport (0.6 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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