National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

Lat: 38.5°NLon: 122.81667°WElev: 125.0ft.

Clear

52°F

11°C

Humidity 76%
Wind Speed SSE 4 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 19 Oct 09:00 PM PDT
Extended Forecast for

Monte Rio CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 47. West southwest wind around 5 mph becoming calm in the evening.

    Low: 47 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 63. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 63 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 52. Light and variable wind.

    Low: 52 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers, mainly after 4pm. Partly sunny, with a high near 66. Calm wind becoming west around 6 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 53. West wind around 6 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 11am. Partly sunny, with a high near 64.

    High: 64 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 47. West southwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly cloudy, with a high near 63. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 52. Light and variable wind.
Wednesday
A 50 percent chance of showers, mainly after 4pm. Partly sunny, with a high near 66. Calm wind becoming west around 6 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 53. West wind around 6 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 20 percent chance of showers before 11am. Partly sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monte Rio CA
 38.47°N 123.03°W (Elev. 623 ft)
Last Update:
9:12 pm PDT Oct 19, 2026
Forecast Valid:
9pm PDT Oct 19, 2026-6pm PDT Oct 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation