Mattole River Mouth Weather Forecast

    • 42
    • 58

    Mostly Sunny

    • 46
    • 57

    Mostly Sunny

    • 51
    • 60

    Sunny

    • 50
    • 60

    Mostly Sunny

    • 49
    • 59

    Partly Sunny

    • 48
    • 58

    Partly Sunny

Today 13 Jan Southwestern Humboldt

Sunny. Highs 57 to 67. Southeast wind around 5 Mph shifting to the north in the afternoon.

Tonight 13 Jan Southwestern Humboldt

Mostly clear. Patchy fog in the evening. Lows 38 to 48. Northeast wind up to 10 Mph.

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Mattole River Mouth Temperature Statistics

January Temperature

Fortuna Rohnerville Airport (20.5 miles)

  • Lowest 9 January, 2026

    32 °F

  • Average January

    47 °F

  • Highest 1 January, 2026

    59 °F

Climate (2021–Present)

Fortuna Rohnerville Airport (20.5 miles)

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  • Average Low 2021–2026

    45.1 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    59.4 °F
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