Willow SPB Weather Forecast

    • -13
    • 7

    Cold

    • -16
    • 5

    Cold

    • -9
    • -1

    Cold

    • -11
    • 3

    Cold

    • -14
    • -2

    Cold

    • -12
    • -2

    Cold

Today 17 Dec Southern Susitna Valley

Sunny. Highs 7 to 13 above. North wind 10 to 25 Mph.

Tonight 17 Dec Southern Susitna Valley

Clear. Lows 6 below to 4 above. Northwest wind 10 to 20 Mph with Gusts to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Willow SPB Temperature Statistics

December Temperature

Wasilla, Wasilla Airport (20.5 miles)

  • Lowest 10 December, 2025

    -6 °F

  • Average December

    18.9 °F

  • Highest 2 December, 2025

    43 °F

Climate (2020–Present)

Wasilla, Wasilla Airport (20.5 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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