Island Mountain Weather Forecast

    • 49
    • 65

    Partly Sunny

    • 53
    • 68

    Mostly Cloudy

    • 51
    • 60

    Chance Rain

    • 57
    • 74

    Mostly Sunny

    • 61
    • 82

    Mostly Sunny

    • 61
    • 84

    Mostly Sunny

Today 1 Jun Northeastern Mendocino Interior

Sunny. Highs 72 to 87.

Tonight 1 Jun Northeastern Mendocino Interior

Partly cloudy. Lows 45 to 55.

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Island Mountain Temperature Statistics

June Temperature

Fortuna Rohnerville Airport (52.8 miles)

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Climate (2019–Present)

Fortuna Rohnerville Airport (52.8 miles)

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  • Average Low 2019–2024

    45.2 °F

  • Average 2019–2024

    51.4 °F

  • Average High 2019–2024

    59.7 °F
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