South Fork Weather Forecast

    • 43
    • 59

    Areas Fog

    • 44
    • 59

    Mostly Cloudy

    • 42
    • 59

    Partly Sunny

    • 40
    • 59

    Mostly Sunny

    • 39
    • 61

    Partly Sunny

    • 41
    • 59

    Mostly Cloudy

    • 43
    • 60

    Mostly Cloudy

Today 20 Jan Mendocino Coast

Mostly cloudy. Patchy fog. Highs 54 to 64. Light Winds becoming northwest around 5 Mph in the afternoon.

Tonight 20 Jan Mendocino Coast

Mostly cloudy. Patchy fog. Lows 40 to 50. North wind around 5 Mph.

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South Fork Temperature Statistics

January Temperature

Ukiah Municipal Airport (34.8 miles)

  • Lowest 9 January, 2026

    30 °F

  • Average January

    47.3 °F

  • Highest 15 January, 2026

    70 °F

Climate (2021–Present)

Ukiah Municipal Airport (34.8 miles)

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  • Average Low 2021–2026

    47 °F

  • Average 2021–2026

    60.7 °F

  • Average High 2021–2026

    76 °F
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