Salmon Mountain Weather Forecast

    • 47
    • 57

    Mostly Sunny

    • 48
    • 63

    Mostly Sunny

    • 51
    • 59

    Partly Sunny

    • 56
    • 66

    Partly Sunny

    • 50
    • 64

    Partly Sunny

    • 49
    • 61

    Mostly Sunny

Today 8 May Northern Humboldt Interior

Mostly cloudy in the morning then clearing. Patchy valley fog in the morning. Highs 67 to 82.

Tonight 8 May Northern Humboldt Interior

Partly cloudy. Lows 42 to 52.

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Salmon Mountain Temperature Statistics

May Temperature

Arcata / Eureka, Arcata Airport (38.5 miles)

  • Lowest 3 May, 2026

    50.6 °F

  • Average May

    54.5 °F

  • Highest 4 May, 2026

    59.6 °F

Climate (2021–Present)

Arcata / Eureka, Arcata Airport (38.5 miles)

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  • Average Low 2021–2026

    45.7 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    59.6 °F
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