Sugarloaf Island Weather Forecast

    • 50
    • 54

    Mostly Cloudy

    • 49
    • 54

    Mostly Cloudy

    • 49
    • 52

    Rain Likely

    • 50
    • 54

    Partly Sunny

    • 53
    • 56

    Mostly Cloudy

    • 53
    • 56

    Mostly Cloudy

    • 53
    • 56

    Chance Rain

Today 29 Oct Southwestern Humboldt

Mostly cloudy. Chance of rain. Lows 42 to 52. Highs 53 to 66.

Tonight 29 Oct Southwestern Humboldt

Mostly cloudy in the evening then becoming partly cloudy. Patchy fog overnight. Lows 36 to 46. North wind around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sugarloaf Island Temperature Statistics

October Temperature

Fortuna Rohnerville Airport (16.2 miles)

  • Lowest 12 October, 2026

    35.6 °F

  • Average October

    52.5 °F

  • Highest 15 October, 2026

    82.4 °F

Climate (2021–2026)

Fortuna Rohnerville Airport (16.2 miles)

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  • Average Low 2021–2026

    45.4 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    59.8 °F
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