Fort Union National Monument Weather Forecast

    • 55
    • 88

    Increasing Clouds

    • 53
    • 85

    Slight Chance Thunderstorms

    • 55
    • 89

    Breezy

    • 55
    • 89

    Mostly Sunny

    • 55
    • 88

    Slight Chance Thunderstorms

    • 55
    • 88

    Slight Chance Thunderstorms

Today 8 Jun Far Northeast Highlands

Mostly sunny with a slight chance of Sprinkles. Highs around 90. Southwest Winds 15 to 20 Mph.

Tonight 8 Jun Far Northeast Highlands

Partly cloudy. A slight chance of Sprinkles in the evening. Lows in the mid 50s. West Winds 15 to 20 Mph.

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Fort Union National Monument Temperature Statistics

June Temperature

Las Vegas Municipal Airport (17.4 miles)

  • Lowest 4 June, 2026

    44.7 °F

  • Average June

    63.7 °F

  • Highest 5 June, 2026

    85.6 °F

Climate (2021–Present)

Las Vegas Municipal Airport (17.4 miles)

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  • Average Low 2021–2026

    38.1 °F

  • Average 2021–2026

    52.1 °F

  • Average High 2021–2026

    66.5 °F
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