Hoover Dam Weather Forecast

    • 88
    • 99

    Hot

    • 88
    • 99

    Hot

    • 85
    • 97

    Thunderstorms

    • 86
    • 98

    Slight Chance Thunderstorms

    • 84
    • 97

    Slight Chance Thunderstorms

    • 83
    • 94

    Slight Chance Thunderstorms

Today 19 Aug Lake Mead - AZ side

Mostly sunny. Highs 104 to 107. South Winds 5 to 15 Mph.

Tonight 19 Aug Lake Mead - AZ side

Partly cloudy. Lows 84 to 87. South Winds 5 to 15 Mph.

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Hoover Dam Temperature Statistics

August Temperature

Boulder City Municipal Airport (8.1 miles)

  • Lowest 15 August, 2026

    66.2 °F

  • Average August

    93.9 °F

  • Highest 1 August, 2026

    114.8 °F

Climate (2021–2026)

Boulder City Municipal Airport (8.1 miles)

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  • Average Low 2021–2026

    57.9 °F

  • Average 2021–2026

    70.1 °F

  • Average High 2021–2026

    81.2 °F
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