Cooskie Creek Mouth Weather Forecast

    • 57
    • 67

    Increasing Clouds

    • 57
    • 65

    Partly Sunny

    • 57
    • 71

    Mostly Sunny

    • 55
    • 71

    Partly Sunny

    • 56
    • 66

    Partly Sunny

    • 57
    • 69

    Mostly Sunny

Today 16 Sep Southwestern Humboldt

Partly cloudy in the morning then clearing. Highs 64 to 79. Northwest wind 5 to 15 Mph.

Tonight 16 Sep Southwestern Humboldt

Partly cloudy. Lows 47 to 57. Northwest wind around 10 Mph shifting to the southeast overnight.

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Cooskie Creek Mouth Temperature Statistics

September Temperature

Fortuna Rohnerville Airport (24.9 miles)

  • Lowest 4 September, 2026

    46.4 °F

  • Average September

    58.3 °F

  • Highest 9 September, 2026

    82.4 °F

Climate (2021–2026)

Fortuna Rohnerville Airport (24.9 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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