River Mountain Weather Forecast

    • 47
    • 69

    Increasing Clouds

    • 45
    • 67

    Partly Sunny

    • 45
    • 69

    Mostly Sunny

    • 46
    • 69

    Partly Sunny

    • 46
    • 69

    Partly Sunny

    • 46
    • 67

    Partly Sunny

Today 13 Dec Lake Mead National Recreation Area

Sunny. Highs around 68 at hoover dam. Around 77 in Laughlin. North Winds up to 10 Mph.

Tonight 13 Dec Lake Mead National Recreation Area

Partly cloudy in the evening then becoming mostly cloudy. Lows around 48 at hoover dam. Around 57 in Laughlin. Northeast Winds up to 10 Mph.

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River Mountain Temperature Statistics

December Temperature

Boulder City Municipal Airport (5 miles)

  • Lowest 2 December, 2025

    35.6 °F

  • Average December

    51.9 °F

  • Highest 10 December, 2025

    73.4 °F

Climate (2020–Present)

Boulder City Municipal Airport (5 miles)

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  • Average Low 2020–2025

    57.5 °F

  • Average 2020–2025

    69.7 °F

  • Average High 2020–2025

    80.7 °F
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