Winchester Weather Forecast

    • 41
    • 65

    Becoming Sunny

    • 42
    • 66

    Mostly Sunny

    • 45
    • 69

    Partly Sunny

    • 47
    • 70

    Partly Sunny

    • 48
    • 71

    Partly Sunny

    • 46
    • 71

    Partly Sunny

Today 28 Jan Las Vegas Valley

Partly sunny in the morning then clearing. Highs 61 to 64 on the west side. 63 to 66 on the east side. North Winds up to 5 Mph.

Tonight 28 Jan Las Vegas Valley

Mostly cloudy. Lows 40 to 43 on the west side. 39 to 42 on the east side. West Winds up to 5 Mph.

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Winchester Temperature Statistics

January Temperature

Harry Reid International Airport (4.3 miles)

  • Lowest 10 January, 2026

    34.6 °F

  • Average January

    52.6 °F

  • Highest 14 January, 2026

    73.7 °F

Climate (2021–Present)

Harry Reid International Airport (4.3 miles)

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  • Average Low 2021–2026

    61.4 °F

  • Average 2021–2026

    71.6 °F

  • Average High 2021–2026

    81.5 °F
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