Swallow Bay Weather Forecast

    • 80
    • 96

    Mostly Sunny

    • 79
    • 95

    Sunny

    • 77
    • 97

    Hot

    • 77
    • 97

    Hot

    • 77
    • 98

    Hot

    • 76
    • 96

    Slight Chance Thunderstorms

Today 16 Sep Lake Mead - NV side

Sunny, breezy. A 20 percent chance of Thunderstorms in the afternoon. Highs 92 to 95. South Winds 15 to 25 Mph.

Tonight 16 Sep Lake Mead - NV side

Partly cloudy with a 20 percent chance of Thunderstorms. Lows 74 to 77. South Winds 5 to 15 Mph with Gusts to around 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Swallow Bay Temperature Statistics

September Temperature

Boulder City Municipal Airport (13.7 miles)

  • Lowest 3 September, 2026

    68 °F

  • Average September

    87.9 °F

  • Highest 10 September, 2026

    105.8 °F

Climate (2021–2026)

Boulder City Municipal Airport (13.7 miles)

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  • Average Low 2021–2026

    58 °F

  • Average 2021–2026

    70.2 °F

  • Average High 2021–2026

    81.2 °F
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