Boulder Harbor Weather Forecast

    • 71
    • 98

    Hot

    • 74
    • 103

    Hot

    • 75
    • 106

    Hot

    • 73
    • 104

    Hot

    • 72
    • 101

    Hot

    • 74
    • 102

    Hot

Today 20 May Lake Mead National Recreation Area

Sunny. Highs around 91 at hoover dam. Around 99 in Laughlin. North Winds up to 10 Mph shifting to the southwest in the afternoon.

Tonight 20 May Lake Mead National Recreation Area

Clear. Lows around 69 at hoover dam. Around 73 in Laughlin. South Winds up to 10 Mph.

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Boulder Harbor Temperature Statistics

May Temperature

Boulder City Municipal Airport (7.5 miles)

  • Lowest 5 May, 2025

    55.4 °F

  • Average May

    73.8 °F

  • Highest 10 May, 2025

    98.6 °F

Climate (2020–Present)

Boulder City Municipal Airport (7.5 miles)

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  • Average Low 2020–2025

    57.3 °F

  • Average 2020–2025

    69.7 °F

  • Average High 2020–2025

    80.8 °F
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