What time zone is Tamalpais Valley in?

Tamalpais Valley 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 Tamalpais Valley?

Clocks in Tamalpais Valley move backward 1 hour on Sunday, November 1, 2026 at 2:00 AM, changing from PDT (UTC−07:00) to PST (UTC−08:00)

Does Tamalpais Valley observe daylight saving time?

Yes. Tamalpais Valley observes daylight saving time: PDT (UTC−7) in summer and PST (UTC−8) in winter.

What is the UTC offset of Tamalpais Valley?

Tamalpais Valley is UTC−8 in winter and UTC−7 in summer

Current Time in Tamalpais Valley, Marin County, California, USA

12:49:12 AM

00:49:12

Monday, October 26, 2026

PDT (Pacific Daylight Time) · UTC−07:00

America/Los_Angeles

Compare Tamalpais Valley time View Tamalpais Valley on map

Time zone details

Tamalpais Valley is observing daylight saving time in 2026

Daylight in Tamalpais Valley

Sunrise7:29 AMSolar noon12:54 PMSunset6:17 PM

Next clock changeNov 1, 2026 · Clocks move back 1 hour · in 6 days 1 hourUpcomingView details Weather nowLoading current forecast…Forecast details

Location facts

Place

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

Practical

Country languages: English, Spanish, Hawaiian, French
Dialing code: +1
Population: 7,000
Elevation: 33 m

Geography

Geographic coordinates: 37° 52' N / 122° 32' W

View on map

Convert Tamalpais Valley time

Compare Tamalpais Valley with another city or time zone

Clock changes in Tamalpais Valley

Next clock change

Upcoming

Sunday, November 1, 2026

2:00 AM PDT1:00 AM PST

Clocks move back 1 hour

Sunday, March 8, 2026past
Daylight saving time starts
2:00 AM PST3:00 AM PDT
Clocks move forward 1 hour
Sunday, November 1, 2026upcoming
Daylight saving time ends
2:00 AM PDT1:00 AM PST
Clocks move back 1 hour

Future clock changes, 2027–2030

USA daylight saving time Clock changes worldwide

Sun & Moon details

Sunrise: 7:29 AM
Solar noon: 12:54 PM
Sunset: 6:17 PM
Daylight duration: 10 hr 48 min2 min 14 sec shorter than the previous day

Civil twilight: 7:02 AM – 6:44 PM
Nautical twilight: 6:31 AM – 7:15 PM
Astronomical twilight: 6:01 AM – 7:46 PM

Full MoonMoon illumination99%

View full Sun & Moon detailsHide full Sun & Moon details

Monday, October 26, 2026

View Tamalpais Valley on SavvyTime's time-zone map

Sun

Sunrise: 7:29 AM (east, 105.3°)
Sunset: 6:17 PM (west, 254.5°)
Day length: 10 hr 48 min2 min 14 sec shorter than the previous day
Solar noon: 12:54 PM (39.5° altitude)

Civil twilight

Dawn to dusk: 7:02 AM – 6:44 PM

Additional twilight

Nautical dawn to dusk: 6:31 AM – 7:15 PM
Astronomical dawn to dusk: 6:01 AM – 7:46 PM

Moon

Phase: Full Moon (99% illuminated)
Moonrise: 6:25 PM (northeast, 62.8°)
Moonset: 8:13 AM (northwest, 294.4°)
Previous principal phase: Full Moon — Sunday, October 25, 2026 at 9:12 PM
Next principal phase: Third Quarter — Sunday, November 1, 2026 at 12:28 PM

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local date	Sunrise	Sunset	Day length	Daily change
Monday, October 26	7:29 AM	6:17 PM	10 hr 48 min	2 min 14 sec shorter than the previous day
Tuesday, October 27	7:30 AM	6:16 PM	10 hr 46 min	2 min 13 sec shorter than the previous day
Wednesday, October 28	7:31 AM	6:15 PM	10 hr 44 min	2 min 13 sec shorter than the previous day
Thursday, October 29	7:32 AM	6:14 PM	10 hr 42 min	2 min 11 sec shorter than the previous day
Friday, October 30	7:33 AM	6:13 PM	10 hr 39 min	2 min 10 sec shorter than the previous day
Saturday, October 31	7:34 AM	6:12 PM	10 hr 37 min	2 min 10 sec shorter than the previous day
Sunday, November 1	6:35 AM	5:11 PM	10 hr 35 min	2 min 8 sec shorter than the previous day

Weather forecast for Tamalpais Valley

Loading weather forecast…

Plan around Tamalpais Valley

Upcoming public holidays in California

Wed, Nov 11, 2026Veterans Day
Thu, Nov 26, 2026Thanksgiving Day
Fri, Nov 27, 2026Day after Thanksgiving Day

Nearby places

Browse places in USA

Frequently asked questions

What time zone is Tamalpais Valley in?: Tamalpais Valley 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 Tamalpais Valley?: Clocks in Tamalpais Valley move backward 1 hour on Sunday, November 1, 2026 at 2:00 AM, changing from PDT (UTC−07:00) to PST (UTC−08:00)
Does Tamalpais Valley observe daylight saving time?: Yes. Tamalpais Valley observes daylight saving time: PDT (UTC−7) in summer and PST (UTC−8) in winter.
What is the UTC offset of Tamalpais Valley?: Tamalpais Valley is UTC−8 in winter and UTC−7 in summer