McCullough Mountain Weather Forecast

    • 42
    • 48

    Rain

    • 41
    • 47

    Chance Rain

    • 33
    • 44

    Chance Snow Showers

    • 33
    • 41

    Chance Snow Showers

    • 35
    • 40

    Partly Sunny

    • 37
    • 42

    Partly Sunny

Today 24 Dec Southern Clark County

Mostly cloudy with a 50 percent chance of rain. Highs around 60. South Winds 20 to 30 Mph with Gusts to around 45 Mph.

Tonight 24 Dec Southern Clark County

Rain Showers in the Evening, then chance of rain Showers after midnight. Lows around 50. South Winds 20 to 30 Mph with Gusts to around 45 Mph. Chance of Showers 90 percent.

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McCullough Mountain Temperature Statistics

December Temperature

Las Vegas - Henderson Executive Airport (25.5 miles)

  • Lowest 4 December, 2025

    34 °F

  • Average December

    52.5 °F

  • Highest 10 December, 2025

    73 °F

Climate (2020–Present)

Las Vegas - Henderson Executive Airport (25.5 miles)

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  • Average Low 2020–2025

    57.4 °F

  • Average 2020–2025

    68.8 °F

  • Average High 2020–2025

    79.7 °F
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