South Jetty Weather Forecast

    • 50
    • 61

    Mostly Cloudy

    • 51
    • 56

    Mostly Cloudy

    • 48
    • 53

    Mostly Cloudy

    • 48
    • 54

    Chance Rain Showers

    • 48
    • 55

    Partly Sunny

    • 49
    • 55

    Partly Sunny

    • 49
    • 54

    Mostly Cloudy

Today 16 Oct Northern Coastal Humboldt

Mostly cloudy in the morning then clearing. Patchy fog. Highs 55 to 65.

Tonight 16 Oct Northern Coastal Humboldt

Mostly cloudy. Patchy fog. Lows 42 to 52. Northwest wind around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

South Jetty Temperature Statistics

October Temperature

Fortuna Rohnerville Airport (15.5 miles)

  • Lowest 12 October, 2026

    35.6 °F

  • Average October

    53 °F

  • Highest 6 October, 2026

    68 °F

Climate (2021–2026)

Fortuna Rohnerville Airport (15.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    45.4 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    59.8 °F
Get WillyWeather+ to remove ads