Mesquite Weather Forecast

    • 70
    • 96

    Rain Showers Likely

    • 70
    • 92

    Chance Rain Showers

    • 69
    • 95

    Mostly Sunny

    • 68
    • 94

    Mostly Sunny

    • 70
    • 97

    Hot

    • 71
    • 99

    Hot

    • 69
    • 98

    Hot

Today 18 Sep Northeast Clark County

Partly sunny late in the morning then becoming cloudy. Chance of rain Showers and slight chance of Thunderstorms in the afternoon. Highs 90 to 93. Southwest Winds up to 10 Mph. Chance of precipitation 50 percent.

Tonight 18 Sep Northeast Clark County

Mostly cloudy with a 50 percent chance of Thunderstorms. Lows around 70. Southwest Winds up to 10 Mph shifting to the north after midnight.

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Mesquite Temperature Statistics

September Temperature

St George Municipal Airport (34.8 miles)

  • Lowest 16 September, 2025

    62.1 °F

  • Average September

    80.8 °F

  • Highest 1 September, 2025

    102 °F

Climate (2020–Present)

St George Municipal Airport (34.8 miles)

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  • Average Low 2020–2025

    52.3 °F

  • Average 2020–2025

    64.3 °F

  • Average High 2020–2025

    76.5 °F
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