Current Time in Guerneville, Sonoma County, California, USA

2:48:54 PM

14:48:54

PST (Pacific Standard Time) · UTC−08:00

America/Los_Angeles

Clock format
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Time zone details

Guerneville is currently on standard time; daylight saving time is observed in 2026

Daylight in Guerneville

Sunrise6:52 AMSolar noon11:56 AMSunset4:59 PM
Next clock changeMar 14, 2027 · Clocks move forward 1 hour · in 119 daysUpcomingView detailsWeather nowLoading current forecast…Forecast details

Location facts

Place

Country
USA
State
California
County
Sonoma County
Place type
Populated place
Country currency
US Dollar (USD)

Practical

Country languages
English, Spanish, Hawaiian, French
Dialing code
+1
Population
4,534
Elevation
18 m

Geography

Geographic coordinates
38° 30' N / 122° 59' W
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Clock changes in Guerneville

Next clock change

Upcoming

2:00 AM PST3:00 AM PDT

Clocks move forward 1 hour

2026

  1. past

    Daylight saving time starts

    2:00 AM PST3:00 AM PDT

    Clocks move forward 1 hour

  2. past

    Daylight saving time ends

    2:00 AM PDT1:00 AM PST

    Clocks move back 1 hour

Future clock changes, 2027–2030
USA daylight saving timeClock changes worldwide

Sun & Moon details

Sun

Sunrise
Solar noon
Sunset
Daylight duration
10 hr 07 min1 min 52 sec shorter than the previous day

Twilight

Civil twilight
–
Nautical twilight
–
Astronomical twilight
–
Waxing CrescentMoon illumination26%
View full Sun & Moon detailsHide full Sun & Moon details

Saturday, November 14, 2026

View Guerneville on Savvy Time's time-zone map

Sun

Sunrise
Sunset
Day length
10 hr 07 min1 min 52 sec shorter than the previous day
Solar noon
(33.1° altitude)

Civil twilight

Dawn to dusk
–

Additional twilight

Nautical dawn to dusk
–
Astronomical dawn to dusk
–

Moon

Phase
Waxing Crescent (26% illuminated)
Moonrise
Moonset
Previous principal phase
New Moon — Sunday, November 8, 2026 at
Next principal phase
First Quarter — Tuesday, November 17, 2026 at

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local dateSunriseSunsetDay lengthDaily change
10 hr 07 min1 min 52 sec shorter than the previous day
10 hr 05 min1 min 50 sec shorter than the previous day
10 hr 03 min1 min 49 sec shorter than the previous day
10 hr 01 min1 min 46 sec shorter than the previous day
10 hr 00 min1 min 44 sec shorter than the previous day
9 hr 58 min1 min 42 sec shorter than the previous day
9 hr 56 min1 min 40 sec shorter than the previous day

Weather forecast for Guerneville

Temperature unit

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Plan around Guerneville

Upcoming public holidays in California

  1. Thanksgiving Day
  2. Day after Thanksgiving Day
  3. Christmas Day

Nearby places

WindsorSonoma County16 kmESanta RosaSonoma County25 kmERohnert ParkSonoma County31 kmSEPetalumaSonoma County43 kmSENovatoMarin County58 kmSEClearlakeLake County60 kmNENapaNapa County66 kmESan RafaelMarin County71 kmSEAmerican CanyonNapa County74 kmSEUkiahMendocino County74 kmNVallejoSolano County78 kmSEHerculesContra Costa County82 kmSE
Browse places in USA

Frequently asked questions

What time zone is Guerneville in?
Guerneville uses Pacific Standard Time (PST, UTC−8) in winter and Pacific Daylight Time (PDT, UTC−7) in summer. Its IANA time zone is America/Los_Angeles.
When is the next clock change in Guerneville?
Clocks in Guerneville move forward 1 hour on Sunday, March 14, 2027 at 2:00 AM, changing from PST (UTC−08:00) to PDT (UTC−07:00)
Does Guerneville observe daylight saving time?
Yes. Guerneville observes daylight saving time: PDT (UTC−7) in summer and PST (UTC−8) in winter.
What is the UTC offset of Guerneville?
Guerneville is UTC−8 in winter and UTC−7 in summer