Usal Rock Weather Forecast

    • 56
    • 63

    Partly Sunny

    • 56
    • 65

    Mostly Sunny

    • 55
    • 61

    Mostly Cloudy

    • 55
    • 59

    Patchy Fog

    • 55
    • 59

    Patchy Fog

    • 57
    • 63

    Mostly Sunny

    • 57
    • 62

    Partly Sunny

Today 16 Sep Mendocino Coast

Sunny. Highs 70 to 84. South wind around 5 Mph shifting to the southwest in the afternoon.

Tonight 16 Sep Mendocino Coast

Mostly clear. Lows 51 to 61. Northwest wind around 5 Mph.

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Usal Rock Temperature Statistics

September Temperature

Fortuna Rohnerville Airport (53.4 miles)

  • Lowest 7 September, 2025

    51.8 °F

  • Average September

    58.9 °F

  • Highest 14 September, 2025

    71.6 °F

Climate (2020–Present)

Fortuna Rohnerville Airport (53.4 miles)

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  • Average Low 2020–2025

    45.1 °F

  • Average 2020–2025

    51.2 °F

  • Average High 2020–2025

    59.5 °F
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