South Fork Weather Forecast

    • 53
    • 85

    Partly Sunny

    • 53
    • 74

    Partly Sunny

    • 49
    • 71

    Mostly Sunny

    • 48
    • 66

    Mostly Sunny

    • 48
    • 68

    Mostly Sunny

    • 50
    • 69

    Areas Fog

    • 50
    • 67

    Mostly Sunny

Today 9 Sep Coastal Mendocino

Mostly sunny. Highs 79 to 94. East wind around 5 Mph shifting to the west in the afternoon.

Tonight 9 Sep Coastal Mendocino

Partly cloudy then becoming mostly cloudy late in the evening then becoming partly cloudy. Lows 51 to 61. North wind around 5 Mph.

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South Fork Temperature Statistics

September Temperature

Ukiah Municipal Airport (34.8 miles)

  • Lowest 6 September, 2026

    45.6 °F

  • Average September

    64.2 °F

  • Highest 7 September, 2026

    90 °F

Climate (2021–2026)

Ukiah Municipal Airport (34.8 miles)

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  • Average Low 2021–2026

    47.1 °F

  • Average 2021–2026

    61 °F

  • Average High 2021–2026

    76.1 °F
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