Trenton, California Weather
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Weather Forecast for Trenton, California : Sonoma County
Issued: 1:26 am PDT Oct 18, 2025 Latitude: 38.4851897 Longitude: -122.8519369 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Sunday Monday Tuesday Wednesday Thursday Friday
Sunny on Today Morning Fog on Tonight Morning Fog on Sunday Sunny on Monday Sunny on Tuesday Morning Fog on Wednesday Fog on Thursday 10% chance of rain on Friday
High: 81°F Low: 51°F High: 80°F High: 81°F High: 80°F High: 72°F High: 74°F High: 69°F
Low: 50°F Low: 50°F Low: 50°F Low: 47°F Low: 49°F  
Sunny Morning Fog Morning Fog Sunny Sunny Morning Fog Fog Rain
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Current Conditions at
SANTA ROSA - (KSTS)
46°
Clear
as of 6:53 AM PDST
Rel. Humidity: 100%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
NAPA - (KAPC)
54°
Clear
as of 6:54 AM PDST
Rel. Humidity: 87%
Dew Point: 50°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
5 MPH
010° North
Cloud Level(s): Clear
Current Conditions at
UKIAH - (KUKI)
46°
Clear
as of 6:56 AM PDST
Rel. Humidity: 100%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
VACAVILLE - (KVCB)
54°
Clear
as of 6:53 AM PDST
Rel. Humidity: 87%
Dew Point: 50°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 81. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Morning Fog on Tonight Tonight... Patchy fog between 3am and 4am. Otherwise, mostly clear, with a low around 51. West southwest wind 5 to 7 mph becoming calm in the evening.
Morning Fog on Sunday Sunday... Patchy dense fog before 10am. Otherwise, sunny, with a high near 80. Calm wind becoming southwest around 5 mph in the afternoon.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 50. West southwest wind around 5 mph becoming calm.
Sunny on Monday Monday... Sunny, with a high near 81. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 50.
Sunny on Tuesday Tuesday... Sunny, with a high near 80.
Patchy Fog on Tuesday Night Tuesday Night... Patchy fog after midnight. Otherwise, partly cloudy, with a low around 50.
Morning Fog on Wednesday Wednesday... Areas of fog before 10am. Otherwise, mostly sunny, with a high near 72.
Patchy Fog on Wednesday Night Wednesday Night... Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 47.
Fog on Thursday Thursday... Areas of fog. Otherwise, mostly sunny, with a high near 74.
Patchy Fog on Thursday Night Thursday Night... Patchy fog. Otherwise, partly cloudy, with a low around 49.
10% chance of rain Friday Friday... A slight chance of rain. Areas of fog. Otherwise, mostly cloudy, with a high near 69.
Current Radar Image


Sun Almanac for Trenton, California
Sunrise: 07:24 AM
Sunset: 6:29 PM
Civil Sunrise:06:57 AM
Civil Sunset: 6:56 PM
Nautical Sunrise: 06:26 AM
Nautical Sunset: 7:26 PM
Astro Sunrise: 05:56 AM
Astro Sunset: 7:57 PM
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