Winchester Weather Forecast

    • 88
    • 114

    Hot

    • 88
    • 113

    Hot

    • 89
    • 112

    Hot

    • 91
    • 112

    Hot

    • 91
    • 113

    Hot

    • 91
    • 113

    Hot

Today 3 Aug Las Vegas Valley

Sunny. Highs 109 to 113 on the west side. 112 to 115 on the east side. South Winds 5 to 10 Mph shifting to the southwest 10 to 20 Mph in the afternoon.

Tonight 3 Aug Las Vegas Valley

Mostly clear. Lows 83 to 87 on the west side. Around 90 on the east side. Southwest Winds 5 to 15 Mph.

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Winchester Temperature Statistics

August Temperature

Harry Reid International Airport (4.3 miles)

  • Lowest 1 August, 2026

    89.1 °F

  • Average August

    102.1 °F

  • Highest 1 August, 2026

    115 °F

Climate (2021–2026)

Harry Reid International Airport (4.3 miles)

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  • Average Low 2021–2026

    61.7 °F

  • Average 2021–2026

    71.9 °F

  • Average High 2021–2026

    81.9 °F
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