Yorkville Weather Forecast

    • 51
    • 83

    Mostly Sunny

    • 51
    • 84

    Sunny

    • 52
    • 77

    Mostly Sunny

    • 52
    • 77

    Mostly Sunny

    • 52
    • 82

    Mostly Sunny

    • 53
    • 83

    Mostly Sunny

Today 14 Sep Southwestern Interior Mendocino

Sunny. Patchy valley fog in the morning. Highs 74 to 87.

Tonight 14 Sep Southwestern Interior Mendocino

Partly cloudy. Patchy valley fog overnight. Lows 46 to 56.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Yorkville Temperature Statistics

September Temperature

Ukiah Municipal Airport (15.5 miles)

  • Lowest 6 September, 2026

    45.6 °F

  • Average September

    68.6 °F

  • Highest 10 September, 2026

    100.7 °F

Climate (2021–2026)

Ukiah Municipal Airport (15.5 miles)

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

  • Average Low 2021–2026

    47.1 °F

  • Average 2021–2026

    61 °F

  • Average High 2021–2026

    76.1 °F
Get WillyWeather+ to remove ads