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Oak Knoll, California Weather Forecast
Oak Knoll, California Weather
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Weather Forecast for Oak Knoll, California : Napa County
Issued: 2:08 am PST Dec 18, 2025 Latitude: 38.358246 Longitude: -122.3349761 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Friday Saturday Sunday Monday Tuesday Wednesday
Patchy Fog on This Afternoon 40% chance of rain on Tonight 90% chance of rain on Friday 70% chance of rain on Saturday 100% chance of rain on Sunday Rain on Monday 70% chance of rain on Tuesday 70% chance of rain on Wednesday
High: 57°F Low: 48°F High: 56°F High: 54°F High: 57°F High: 55°F High: 51°F High: 52°F
Low: 50°F Low: 50°F Low: 50°F Low: 44°F Low: 44°F  
Patchy Fog Rain Rain Rain Rain Rain Rain Rain
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Current Conditions at
VACAVILLE - (KVCB)
55°
Cloudy
as of 11:16 AM PST
Rel. Humidity: 82%
Dew Point: 50°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: MVFR
Wind Data
9 MPH
170° South
Cloud Level(s): Solid Overcast at 1400ft
Current Conditions at
TRAVIS AFB - (KSUU)
57°
Cloudy
as of 11:25 AM PST
Rel. Humidity: 82%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: MVFR
Wind Data
5 MPH
230° Southwest
Cloud Level(s): Solid Overcast at 1300ft
Patchy Fog on This Afternoon This Afternoon... Patchy fog before 1pm. Otherwise, partly sunny, with a high near 57. Light south wind.
40% chance of rain Tonight Tonight... A 40 percent chance of rain, mainly after 10pm. Patchy fog. Otherwise, cloudy, with a low around 48. Calm wind.
90% chance of rain Friday Friday... Rain, mainly after 10am. High near 56. South wind 5 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
80% chance of rain Friday Night Friday Night... Rain, mainly before 10pm. Patchy fog after 1am. Low around 50. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
70% chance of rain Saturday Saturday... Rain likely, mainly after 10am. Areas of fog before 1pm. Otherwise, cloudy, with a high near 54. Light south wind. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
90% chance of rain Saturday Night Saturday Night... Rain. Low around 50. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
100% chance of rain Sunday Sunday... Rain. High near 57. Chance of precipitation is 100%.
Rain on Sunday Night Sunday Night... Rain. Cloudy, with a low around 50.
Rain on Monday Monday... Rain. Cloudy, with a high near 55.
70% chance of rain Monday Night Monday Night... Rain likely. Patchy fog after 1am. Otherwise, cloudy, with a low around 44.
70% chance of rain Tuesday Tuesday... Rain likely. Patchy fog. Otherwise, cloudy, with a high near 51.
70% chance of rain Tuesday Night Tuesday Night... Rain likely. Cloudy, with a low around 44.
70% chance of rain Wednesday Wednesday... Rain likely. Mostly cloudy, with a high near 52.
Sun Almanac for Oak Knoll, California
Sunrise: 07:21 AM
Sunset: 4:51 PM
Civil Sunrise:06:52 AM
Civil Sunset: 5:21 PM
Nautical Sunrise: 06:19 AM
Nautical Sunset: 5:54 PM
Astro Sunrise: 05:46 AM
Astro Sunset: 6:26 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.