McCullough Mountain Weather Forecast

    • 41
    • 55

    Sunny

    • 37
    • 52

    Sunny

    • 38
    • 49

    Mostly Sunny

    • 39
    • 52

    Mostly Sunny

    • 37
    • 50

    Mostly Sunny

    • 36
    • 49

    Mostly Sunny

Today 15 Jan Southern Clark County

Sunny. Highs 63 to 66. North Winds 5 to 15 Mph.

Tonight 15 Jan Southern Clark County

Mostly clear. Lows 43 to 46. North Winds 5 to 15 Mph with Gusts to around 30 Mph.

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McCullough Mountain Temperature Statistics

January Temperature

Las Vegas - Henderson Executive Airport (25.5 miles)

  • Lowest 10 January, 2026

    28.9 °F

  • Average January

    47.9 °F

  • Highest 13 January, 2026

    68 °F

Climate (2021–Present)

Las Vegas - Henderson Executive Airport (25.5 miles)

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  • Average Low 2021–2026

    57.5 °F

  • Average 2021–2026

    68.8 °F

  • Average High 2021–2026

    79.7 °F
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