Salmon Mountain Weather Forecast

    • 48
    • 61

    Mostly Sunny

    • 51
    • 60

    Mostly Sunny

    • 54
    • 65

    Mostly Sunny

    • 55
    • 65

    Partly Sunny

    • 59
    • 69

    Partly Sunny

    • 62
    • 74

    Mostly Sunny

    • 64
    • 78

    Mostly Sunny

Today 3 Aug Northern Humboldt Interior

Mostly sunny. Highs 73 to 88.

Tonight 3 Aug Northern Humboldt Interior

Partly cloudy then becoming mostly cloudy in the late evening and overnight then becoming partly cloudy. Lows 45 to 55.

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  • Temperature Real-Time

Salmon Mountain Temperature Statistics

August Temperature

Arcata / Eureka, Arcata Airport (38.5 miles)

  • Lowest 1 August, 2025

    52 °F

  • Average August

    57.6 °F

  • Highest 1 August, 2025

    62.1 °F

Climate (2020–Present)

Arcata / Eureka, Arcata Airport (38.5 miles)

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  • Average Low 2020–2025

    45.2 °F

  • Average 2020–2025

    52 °F

  • Average High 2020–2025

    59.3 °F
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