Potter Valley Weather Forecast

    • 55
    • 99

    Hot

    • 52
    • 100

    Hot

    • 46
    • 91

    Mostly Sunny

    • 44
    • 75

    Mostly Sunny

    • 47
    • 81

    Mostly Sunny

    • 48
    • 85

    Mostly Sunny

Today 9 Sep Northwestern Interior Mendocino

Mostly sunny. Highs 89 to 104.

Tonight 9 Sep Northwestern Interior Mendocino

Partly cloudy. Lows 58 to 68.

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Potter Valley Temperature Statistics

September Temperature

Ukiah Municipal Airport (13.7 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 (13.7 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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