Arcata Bay Weather Forecast

    • 45
    • 55

    Mostly Cloudy

    • 47
    • 56

    Mostly Cloudy

    • 49
    • 58

    Chance Drizzle

    • 46
    • 56

    Mostly Cloudy

    • 45
    • 56

    Partly Sunny

    • 46
    • 55

    Partly Sunny

    • 48
    • 58

    Partly Sunny

Today 25 Nov Northern Humboldt Coast

Partly cloudy until early afternoon then becoming mostly cloudy. Highs 53 to 63. Light Winds becoming northwest around 5 Mph in the afternoon.

Tonight 25 Nov Northern Humboldt Coast

Mostly cloudy. Lows 37 to 47. Southeast wind around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Arcata Bay Temperature Statistics

November Temperature

Arcata / Eureka, Arcata Airport (9.3 miles)

  • Lowest 22 November, 2025

    37.9 °F

  • Average November

    53.3 °F

  • Highest 1 November, 2025

    70 °F

Climate (2020–Present)

Arcata / Eureka, Arcata Airport (9.3 miles)

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  • Average Low 2020–2025

    45.4 °F

  • Average 2020–2025

    52.1 °F

  • Average High 2020–2025

    59.3 °F
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