William Lake Weather Forecast

    • 10
    • 21

    Chance Snow

    • 14
    • 25

    Snow

    • 3
    • 26

    Blustery

    • -16
    • 10

    Cold

    • -12
    • 1

    Cold

    • 0
    • 15

    Partly Sunny

    • 8
    • 25

    Mostly Cloudy

Today 19 Jan Golden Valley

Cloudy with isolated snow Showers. Northwest Winds around 10 Mph. Chance of snow 20 percent.

Tonight 19 Jan Golden Valley

Cloudy. A chance of snow after midnight. Not as cold. Lows 5 to 10 above. Temperature rising to around 15 after midnight. Northwest Winds 5 to 10 Mph, becoming south after midnight. Chance of snow 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

William Lake Temperature Statistics

January Temperature

BEACH (23 miles)

  • Lowest 17 January, 2026

    -5.8 °F

  • Average January

    29.6 °F

  • Highest 7 January, 2026

    51.8 °F

Climate (2021–Present)

BEACH (23 miles)

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  • Average Low 2021–2026

    31 °F

  • Average 2021–2026

    43.5 °F

  • Average High 2021–2026

    55.4 °F
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