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Sanitarium, California Weather Forecast
Sanitarium, California Weather
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Weather Forecast for Sanitarium, California : Napa County
Issued: 2:38 pm PDT Nov 1, 2025 Latitude: 38.5449077 Longitude: -122.4755356 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Sunday Monday Tuesday Wednesday Thursday Friday
Sunny on This Afternoon Clear on Tonight Sunny on Sunday Mostly Sunny on Monday 20% chance of rain on Tuesday Thunderstorms on Wednesday Patchy Fog on Thursday Mostly Sunny on Friday
High: 77°F Low: 53°F High: 77°F High: 68°F High: 65°F High: 61°F High: 64°F High: 67°F
Low: 48°F Low: 52°F Low: 54°F Low: 51°F Low: 51°F  
Sunny Clear Sunny Mostly Sunny Rain Thunderstorms Patchy Fog Mostly Sunny
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Current Conditions at
SANTA ROSA - (KSTS)
73°
Clear
Smoke
as of 1:53 PM PDST
Rel. Humidity: 46%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
NAPA - (KAPC)
70°
Clear
as of 1:54 PM PDST
Rel. Humidity: 60%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
6 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
VACAVILLE - (KVCB)
75°
Clear
as of 1:53 PM PDST
Rel. Humidity: 47%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
6 MPH
050° Northeast
Cloud Level(s): Clear
Current Conditions at
TRAVIS AFB - (KSUU)
75°
Clear
as of 1:55 PM PDST
Rel. Humidity: 47%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.06 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Sunny on This Afternoon This Afternoon... Sunny, with a high near 77. West wind 5 to 8 mph.
Clear on Tonight Tonight... Clear, with a low around 53. Northwest wind 5 to 8 mph.
Sunny on Sunday Sunday... Sunny, with a high near 77. North northeast wind 5 to 8 mph becoming calm.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 48. West wind around 5 mph becoming calm.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 68. West wind 7 to 10 mph.
20% chance of rain Monday Night Monday Night... A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 52. New precipitation amounts of less than a tenth of an inch possible.
20% chance of rain Tuesday Tuesday... A 20 percent chance of rain. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 65.
20% chance of rain Tuesday Night Tuesday Night... A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 54.
Thunderstorms on Wednesday Wednesday... Showers and possibly a thunderstorm before 11am, then rain after 11am. Cloudy, with a high near 61.
20% chance of rain Wednesday Night Wednesday Night... A chance of rain, mainly before 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 51.
Patchy Fog on Thursday Thursday... Patchy fog. Otherwise, partly sunny, with a high near 64.
20% chance of rain Thursday Night Thursday Night... A chance of rain. Mostly cloudy, with a low around 51.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 67.
Current Radar Image


Sun Almanac for Sanitarium, California
Sunrise: 07:37 AM
Sunset: 6:10 PM
Civil Sunrise:07:10 AM
Civil Sunset: 6:37 PM
Nautical Sunrise: 06:38 AM
Nautical Sunset: 7:09 PM
Astro Sunrise: 06:07 AM
Astro Sunset: 7:39 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.