South Jetty Weather Forecast

    • 57
    • 62

    Mostly Cloudy

    • 56
    • 62

    Mostly Cloudy

    • 56
    • 63

    Patchy Fog

    • 58
    • 65

    Rain Likely

    • 57
    • 64

    Rain Likely

    • 56
    • 63

    Chance Rain

Today 4 Sep Northern Humboldt Coast

Mostly cloudy in the morning then becoming partly cloudy. Patchy fog in the morning. Highs 62 to 72. West wind around 10 Mph.

Tonight 4 Sep Northern Humboldt Coast

Mostly cloudy. Patchy fog through the night. Patchy drizzle overnight. Lows 50 to 60. West wind around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Jetty Temperature Statistics

September Temperature

Fortuna Rohnerville Airport (15.5 miles)

  • Lowest 1 September, 2025

    53.6 °F

  • Average September

    54.5 °F

  • Highest 1 September, 2025

    55.4 °F

Climate (2020–Present)

Fortuna Rohnerville Airport (15.5 miles)

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  • Average Low 2020–2025

    45.1 °F

  • Average 2020–2025

    51.2 °F

  • Average High 2020–2025

    59.6 °F
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