Mattole River Mouth Weather Forecast

    • 50
    • 59

    Chance Rain Showers

    • 46
    • 55

    Mostly Sunny

    • 50
    • 61

    Partly Sunny

    • 52
    • 61

    Slight Chance Rain

    • 51
    • 60

    Slight Chance Rain

    • 51
    • 60

    Partly Sunny

Today 22 Oct Southwestern Humboldt

Mostly cloudy. Patchy fog in the morning. Chance of rain Showers in the Morning, then slight chance of rain Showers in the afternoon. Highs 54 to 67. Light Winds becoming northwest around 10 Mph in the afternoon.

Tonight 22 Oct Southwestern Humboldt

Mostly cloudy in the evening then becoming partly cloudy. Breezy. Lows 41 to 51. North wind 15 to 25 Mph with Gusts at higher Elevations to around 45 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mattole River Mouth Temperature Statistics

October Temperature

Fortuna Rohnerville Airport (20.5 miles)

  • Lowest 12 October, 2026

    35.6 °F

  • Average October

    53.4 °F

  • Highest 15 October, 2026

    82.4 °F

Climate (2021–2026)

Fortuna Rohnerville Airport (20.5 miles)

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  • Average Low 2021–2026

    45.4 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    59.8 °F
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