Humboldt Lagoons State Park Weather Forecast

    • 50
    • 64

    Partly Sunny

    • 48
    • 63

    Partly Sunny

    • 47
    • 58

    Mostly Cloudy

    • 50
    • 61

    Mostly Cloudy

    • 52
    • 64

    Chance Rain

    • 50
    • 61

    Mostly Cloudy

    • 52
    • 64

    Chance Rain

Today 28 Oct Northern Humboldt Coast

Mostly sunny. Highs 61 to 71. North wind around 10 Mph.

Tonight 28 Oct Northern Humboldt Coast

Partly cloudy in the evening then becoming mostly cloudy. Lows 44 to 54. North wind around 5 Mph.

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Humboldt Lagoons State Park Temperature Statistics

October Temperature

Arcata / Eureka, Arcata Airport (17.4 miles)

  • Lowest 20 October, 2025

    41 °F

  • Average October

    54.2 °F

  • Highest 21 October, 2025

    75 °F

Climate (2020–Present)

Arcata / Eureka, Arcata Airport (17.4 miles)

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  • Average Low 2020–2025

    45.3 °F

  • Average 2020–2025

    52 °F

  • Average High 2020–2025

    59.2 °F
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