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Sebastopol, California Weather Forecast
Sebastopol, California Weather
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Weather Forecast for Sebastopol, California : Sonoma County
Issued: 12:27 pm PST Dec 18, 2025 Latitude: 38.4021359 Longitude: -122.8238806 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Friday Saturday Sunday Monday Tuesday Wednesday
30% chance of rain on This Afternoon 60% chance of rain on Tonight 100% chance of rain on Friday 70% chance of rain on Saturday 100% chance of thunderstorms on Sunday Rain on Monday Rain on Tuesday 70% chance of rain on Wednesday
High: 57°F Low: 50°F High: 56°F High: 54°F High: 56°F High: 54°F High: 52°F High: 53°F
Low: 49°F Low: 50°F Low: 51°F Low: 46°F Low: 44°F  
Rain Rain Rain Rain Thunderstorms Rain Rain Rain
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Current Conditions at
SANTA ROSA - (KSTS)
52°
Cloudy
as of 1:53 PM PST
Rel. Humidity: 87%
Dew Point: 48°F
Visibility: 9 Miles
Pressure: 30.13 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Broken at 1000ft, Solid Overcast at 3300ft
Current Conditions at
NAPA - (KAPC)
57°
Mostly Cloudy
as of 2:00 PM PST
Rel. Humidity: 82%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: MVFR
Wind Data
5 MPH
260° West
Cloud Level(s): Broken at 1500ft
Current Conditions at
VACAVILLE - (KVCB)
57°
Mostly Cloudy
as of 1:53 PM PST
Rel. Humidity: 82%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: MVFR
Wind Data
7 MPH
170° South
Cloud Level(s): Broken at 1200ft
Current Conditions at
TRAVIS AFB - (KSUU)
59°
Cloudy
as of 1:55 PM PST
Rel. Humidity: 77%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: MVFR
Wind Data
3 MPH
150° Southeast
Cloud Level(s): Solid Overcast at 1500ft
30% chance of rain This Afternoon This Afternoon... A 30 percent chance of rain after 4pm. Mostly cloudy, with a high near 57. Light south wind.
60% chance of rain Tonight Tonight... Rain likely, mainly after 10pm. Widespread fog, mainly between 9pm and 10pm. Otherwise, cloudy, with a low around 50. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
100% chance of rain Friday Friday... Rain. High near 56. South wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
70% chance of rain Friday Night Friday Night... Rain likely, mainly before 10pm. Widespread dense fog, mainly after 4am. Otherwise, cloudy, with a low around 49. Light west wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
70% chance of rain Saturday Saturday... Rain likely, mainly after 10am. Widespread fog, mainly before 10am. Otherwise, cloudy, with a high near 54. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
100% chance of rain Saturday Night Saturday Night... Rain. Low around 50. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
100% chance of thunderstorms Sunday Sunday... Rain before 10am, then showers and possibly a thunderstorm between 10am and 1pm, then rain after 1pm. High near 56. Chance of precipitation is 100%.
Rain on Sunday Night Sunday Night... Rain. Cloudy, with a low around 51.
Rain on Monday Monday... Rain. Cloudy, with a high near 54.
70% chance of rain Monday Night Monday Night... Rain likely. Patchy fog after 4am. Otherwise, cloudy, with a low around 46.
Rain on Tuesday Tuesday... Rain. Patchy fog. Otherwise, cloudy, with a high near 52.
Rain on Tuesday Night Tuesday Night... Rain. Cloudy, with a low around 44.
70% chance of rain Wednesday Wednesday... Rain likely. Mostly cloudy, with a high near 53.
Current Radar Image


Sun Almanac for Sebastopol, California
Sunrise: 07:24 AM
Sunset: 4:53 PM
Civil Sunrise:06:54 AM
Civil Sunset: 5:23 PM
Nautical Sunrise: 06:21 AM
Nautical Sunset: 5:56 PM
Astro Sunrise: 05:48 AM
Astro Sunset: 6:28 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.