Cape Mendocino Weather Forecast

    • 49
    • 54

    Rain

    • 46
    • 53

    Rain Showers

    • 45
    • 52

    Rain Showers Likely

    • 49
    • 56

    Mostly Sunny

    • 51
    • 60

    Partly Sunny

    • 50
    • 60

    Partly Sunny

Today 31 Mar Southwestern Humboldt

Mostly cloudy. Chance of rain Showers. Highs 52 to 62. Southwest wind around 5 Mph.

Tonight 31 Mar Southwestern Humboldt

Mostly cloudy. Chance of rain Showers in the Evening, then chance of rain overnight. Lows 41 to 51. South wind around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cape Mendocino Temperature Statistics

March Temperature

Fortuna Rohnerville Airport (16.2 miles)

  • Lowest 11 March, 2026

    35.6 °F

  • Average March

    49.1 °F

  • Highest 1 March, 2026

    62.6 °F

Climate (2021–Present)

Fortuna Rohnerville Airport (16.2 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    59.7 °F
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