Arcata Bay Weather Forecast

    • 50
    • 64

    Gradual Clearing

    • 50
    • 58

    Partly Sunny

    • 50
    • 56

    Chance Rain

    • 51
    • 58

    Chance Rain

    • 50
    • 56

    Chance Rain

    • 50
    • 56

    Chance Rain

Today 5 Apr Northern Humboldt Coast

Mostly cloudy in the morning then becoming mostly sunny. Highs 66 to 77. Light Winds becoming west around 5 Mph in the afternoon.

Tonight 5 Apr Northern Humboldt Coast

Partly cloudy. Patchy fog overnight. Lows 42 to 52. Northwest wind around 5 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Arcata Bay Temperature Statistics

April Temperature

Arcata / Eureka, Arcata Airport (9.3 miles)

  • Lowest 3 April, 2026

    34 °F

  • Average April

    48.5 °F

  • Highest 3 April, 2026

    59 °F

Climate (2021–Present)

Arcata / Eureka, Arcata Airport (9.3 miles)

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  • Average Low 2021–2026

    45.6 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    59.5 °F
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