Potter Valley Weather Forecast

    • 54
    • 95

    Sunny

    • 54
    • 96

    Mostly Sunny

    • 55
    • 94

    Mostly Cloudy

    • 52
    • 84

    Partly Sunny

    • 52
    • 87

    Mostly Sunny

    • 54
    • 92

    Mostly Sunny

Today 16 Sep Northwestern Mendocino Interior

Sunny. Highs 83 to 98.

Tonight 16 Sep Northwestern Mendocino Interior

Clear. Lows 53 to 63.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Potter Valley Temperature Statistics

September Temperature

Ukiah Municipal Airport (13.7 miles)

  • Lowest 7 September, 2025

    50 °F

  • Average September

    69.4 °F

  • Highest 2 September, 2025

    102.9 °F

Climate (2020–Present)

Ukiah Municipal Airport (13.7 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    46.8 °F

  • Average 2020–2025

    60.7 °F

  • Average High 2020–2025

    76.3 °F
Get WillyWeather+ to remove ads