Union Mountain Weather Forecast

    • 17
    • 25

    Mostly Sunny

    • 23
    • 32

    Increasing Clouds

    • 23
    • 36

    Mostly Sunny

    • 27
    • 40

    Mostly Sunny

    • 28
    • 44

    Partly Sunny

    • 27
    • 45

    Mostly Sunny

    • 23
    • 44

    Mostly Sunny

Today 9 Jan Southwest Elko County

Sunny. Highs 27 to 33. West Winds up to 5 Mph.

Tonight 9 Jan Southwest Elko County

Mostly clear. Lows 10 to 16. Southwest Winds up to 5 Mph shifting to the east after midnight.

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Union Mountain Temperature Statistics

January Temperature

Eureka Airport AWOS (40.4 miles)

  • Lowest 6 January, 2026

    17.6 °F

  • Average January

    35.9 °F

  • Highest 1 January, 2026

    46.4 °F

Climate (2021–Present)

Eureka Airport AWOS (40.4 miles)

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  • Average Low 2021–2026

    31.4 °F

  • Average 2021–2026

    47.7 °F

  • Average High 2021–2026

    63.1 °F
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