Humboldt Bay Weather Forecast

    • 47
    • 54

    Rain

    • 48
    • 57

    Rain Showers

    • 45
    • 53

    Rain

    • 40
    • 51

    Rain

    • 38
    • 51

    Mostly Sunny

    • 40
    • 53

    Partly Sunny

    • 42
    • 55

    Mostly Sunny

Today 23 Dec Northern Humboldt Coast

Rain. Highs 49 to 59. East wind around 5 Mph.

Tonight 23 Dec Northern Humboldt Coast

Rain in the Evening, then rain Showers and slight chance of Thunderstorms overnight. Very windy. Some Thunderstorms may produce heavy rainfall overnight. Lows 39 to 49. Southeast wind 20 to 30 Mph increasing to 30 to 45 Mph overnight. Gusts up to 60 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Humboldt Bay Temperature Statistics

December Temperature

Fortuna Rohnerville Airport (13.7 miles)

  • Lowest 3 December, 2025

    37.4 °F

  • Average December

    49.8 °F

  • Highest 9 December, 2025

    62.6 °F

Climate (2020–Present)

Fortuna Rohnerville Airport (13.7 miles)

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  • Average Low 2020–2025

    45.1 °F

  • Average 2020–2025

    51.2 °F

  • Average High 2020–2025

    59.5 °F
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