Wasilla Airport Weather Forecast

    • 5
    • 6

    Cold

    • 7
    • 7

    Blustery

    • -12
    • 6

    Mostly Sunny

    • -9
    • 0

    Cold

    • -3
    • 6

    Cold

    • -4
    • 9

    Cold

Today 19 Dec Lower Matanuska Valley

Sunny. Highs 3 to 9 above. Northeast wind 15 Mph.

Tonight 19 Dec Lower Matanuska Valley

Clear. Lows around 4 above. Light Winds becoming variable 10 Mph after midnight.

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Wasilla Airport Temperature Statistics

December Temperature

Wasilla, Wasilla Airport (0 miles)

  • Lowest 10 December, 2025

    -6 °F

  • Average December

    18.9 °F

  • Highest 2 December, 2025

    43 °F

Climate (2020–Present)

Wasilla, Wasilla Airport (0 miles)

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  • Average Low 2020–2025

    29.9 °F

  • Average 2020–2025

    37.5 °F

  • Average High 2020–2025

    44.6 °F
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