Jewell Gulch Weather Forecast

    • 56
    • 64

    Mostly Sunny

    • 57
    • 64

    Partly Sunny

    • 55
    • 65

    Partly Sunny

    • 56
    • 61

    Chance Rain Showers

    • 56
    • 61

    Slight Chance Rain Showers

    • 55
    • 61

    Mostly Cloudy

    • 56
    • 61

    Partly Sunny

Today 15 Sep Coastal North Bay Including Point Reyes National Seashore

Sunny. Highs in the 60s to upper 70s. West Winds 5 to 10 Mph.

Tonight 15 Sep Coastal North Bay Including Point Reyes National Seashore

Mostly clear except patchy fog after midnight. Lows in the mid 50s. Northwest Winds 5 to 10 Mph in the evening becoming light.

Graph Plots Open in Graphs
  • Temperature Forecast NOAA

  • Temperature Real-Time

Jewell Gulch Temperature Statistics

September Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (20.5 miles)

  • Lowest 7 September, 2025

    48.9 °F
  • Average September

    65.3 °F
  • Highest 1 September, 2025

    99 °F

Climate (2020–Present)

Santa Rosa, Santa Rosa Sonoma County Airport (20.5 miles)

Take a look at our website widgetsAvailable free! Find Out More
  • Average Low 2020–2025

    45.3 °F
  • Average 2020–2025

    57.9 °F
  • Average High 2020–2025

    72.8 °F
Get WillyWeather+ to remove ads