Guerneville, California Weather
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Weather Forecast for Guerneville, California : Sonoma County
Issued: 1:26 pm PDT Jul 1, 2025 Latitude: 38.5018575 Longitude: -122.9961102 View on Google Maps

MouseOver for Detail Forecast
Tonight Wednesday Thursday Independence Day Saturday Sunday Monday Tuesday
Morning Fog on Tonight Morning Fog on Wednesday Mostly Sunny on Thursday Sunny on Independence Day Sunny on Saturday Sunny on Sunday Sunny on Monday Patchy Fog on Tuesday
Low: 53°F High: 85°F High: 83°F High: 79°F High: 82°F High: 81°F High: 77°F High: 77°F
Low: 57°F Low: 52°F Low: 52°F Low: 52°F Low: 51°F Low: 51°F  
Morning Fog Morning Fog Mostly Sunny Sunny Sunny Sunny Sunny Patchy Fog
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Current Conditions at
SANTA ROSA - (KSTS)
75°
Clear
as of 1:53 PM PDST
Rel. Humidity: 50%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
15 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
NAPA - (KAPC)
72°
Clear
as of 1:54 PM PDST
Rel. Humidity: 60%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
13 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
UKIAH - (KUKI)
97°
Clear
as of 1:56 PM PDST
Rel. Humidity: 23%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 29.81 in.
Flight Rule: VFR
Wind Data
5 MPH
Cloud Level(s): Clear
Current Conditions at
VACAVILLE - (KVCB)
97°
Clear
as of 1:53 PM PDST
Rel. Humidity: 23%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 29.79 in.
Flight Rule: VFR
Wind Data
6 MPH
Cloud Level(s): Clear
Morning Fog on Tonight Tonight... Patchy fog between 4am and 5am. Otherwise, increasing clouds, with a low around 53. Southwest wind 6 to 11 mph becoming light and variable after midnight.
Morning Fog on Wednesday Wednesday... Patchy fog between 7am and 8am. Otherwise, sunny, with a high near 85. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 57. Southwest wind around 7 mph.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 83. Southwest wind 5 to 13 mph becoming west northwest in the afternoon.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 52. West northwest wind 6 to 11 mph becoming southwest after midnight.
Sunny on Independence Day Independence Day... Sunny, with a high near 79.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 52.
Sunny on Saturday Saturday... Sunny, with a high near 82.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 52.
Sunny on Sunday Sunday... Sunny, with a high near 81.
Patchy Fog on Sunday Night Sunday Night... Patchy fog. Otherwise, mostly clear, with a low around 51.
Sunny on Monday Monday... Sunny, with a high near 77.
Patchy Fog on Monday Night Monday Night... Patchy fog. Otherwise, partly cloudy, with a low around 51.
Patchy Fog on Tuesday Tuesday... Patchy fog. Otherwise, mostly sunny, with a high near 77.
Current Radar Image


Sun Almanac for Guerneville, California
Sunrise: 05:52 AM
Sunset: 8:40 PM
Civil Sunrise:05:20 AM
Civil Sunset: 9:12 PM
Nautical Sunrise: 04:41 AM
Nautical Sunset: 9:51 PM
Astro Sunrise: 03:56 AM
Astro Sunset: 10:36 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.