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American Canyon, California Weather Forecast
American Canyon, California Weather
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Weather Forecast for American Canyon, California : Napa County
Issued: 1:24 pm PST Dec 17, 2025 Latitude: 38.1749179 Longitude: -122.2608044 View on Google Maps

MouseOver for Detail Forecast
Tonight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
Morning Fog on Tonight Morning Fog on Thursday 80% chance of rain on Friday 80% chance of rain on Saturday Thunderstorms on Sunday 70% chance of rain on Monday 70% chance of rain on Tuesday 70% chance of rain on Wednesday
Low: 46°F High: 56°F High: 57°F High: 54°F High: 56°F High: 53°F High: 50°F High: 51°F
Low: 50°F Low: 52°F Low: 53°F Low: 51°F Low: 47°F Low: 47°F  
Morning Fog Morning Fog Rain Rain Thunderstorms Rain Rain Rain
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Current Conditions at
NAPA - (KAPC)
55°
Clear
as of 4:54 PM PST
Rel. Humidity: 93%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
CONCORD - (KCCR)
61°
Clear
as of 4:53 PM PST
Rel. Humidity: 87%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
3 MPH
230° Southwest
Cloud Level(s): Clear
Current Conditions at
TRAVIS AFB - (KSUU)
55°
Mostly Clear
as of 5:05 PM PST
Rel. Humidity: 87%
Dew Point: 52°F
Visibility: 9 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
14 MPH
350° North
Cloud Level(s): Few at 600ft
Current Conditions at
VACAVILLE - (KVCB)
54°
Cloudy
Mist
as of 5:16 PM PST
Rel. Humidity: 100%
Dew Point: 54°F
Visibility: 1 3/4 Miles
Pressure: 30.16 in.
Flight Rule: LIFR
Wind Data
5 MPH
0° North
Cloud Level(s): Solid Overcast at 400ft
Morning Fog on Tonight Tonight... Widespread dense fog, mainly after 3am. Otherwise, increasing clouds, with a low around 46. West southwest wind around 5 mph becoming calm in the evening.
Morning Fog on Thursday Thursday... Widespread dense fog, mainly before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 56. Calm wind becoming southwest around 5 mph in the afternoon.
40% chance of rain Thursday Night Thursday Night... A 40 percent chance of rain. Patchy fog between 9pm and 10pm. Otherwise, cloudy, with a low around 50. South southwest wind 3 to 5 mph.
80% chance of rain Friday Friday... Rain, mainly after 10am. High near 57. South wind 8 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
90% chance of rain Friday Night Friday Night... Rain, mainly before 4am. Low around 52. Southwest wind 7 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
80% chance of rain Saturday Saturday... Rain, mainly after 10am. High near 54. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
90% chance of thunderstorms Saturday Night Saturday Night... Rain before 10pm, then showers and possibly a thunderstorm after 10pm. Low around 53. Chance of precipitation is 90%.
Thunderstorms on Sunday Sunday... Showers and possibly a thunderstorm. Cloudy, with a high near 56.
Rain on Sunday Night Sunday Night... Rain. Cloudy, with a low around 51.
70% chance of rain Monday Monday... Rain likely. Mostly cloudy, with a high near 53.
70% chance of rain Monday Night Monday Night... Rain likely. Cloudy, with a low around 47.
70% chance of rain Tuesday Tuesday... Rain likely. Mostly cloudy, with a high near 50.
Rain on Tuesday Night Tuesday Night... Rain. Cloudy, with a low around 47.
70% chance of rain Wednesday Wednesday... Rain likely. Mostly cloudy, with a high near 51.
Current Radar Image


Sun Almanac for American Canyon, California
Sunrise: 07:20 AM
Sunset: 4:51 PM
Civil Sunrise:06:50 AM
Civil Sunset: 5:20 PM
Nautical Sunrise: 06:17 AM
Nautical Sunset: 5:54 PM
Astro Sunrise: 05:45 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.