Mattole River Mouth Weather Forecast

    • 46
    • 56

    Partly Sunny

    • 48
    • 57

    Partly Sunny

    • 49
    • 57

    Partly Sunny

    • 48
    • 57

    Partly Sunny

    • 49
    • 58

    Slight Chance Rain

    • 50
    • 59

    Partly Sunny

Today 23 Apr Southwestern Humboldt

Mostly sunny. Patchy fog in the morning. Highs 53 to 68. North wind 5 to 15 Mph.

Tonight 23 Apr Southwestern Humboldt

Partly cloudy in the evening then becoming mostly cloudy. Patchy fog overnight. Lows 36 to 46. North wind 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mattole River Mouth Temperature Statistics

April Temperature

Fortuna Rohnerville Airport (20.5 miles)

  • Lowest 3 April, 2026

    33.8 °F

  • Average April

    50.1 °F

  • Highest 5 April, 2026

    69.8 °F

Climate (2021–Present)

Fortuna Rohnerville Airport (20.5 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    59.7 °F
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