What time zone is Mill Valley in?

Mill 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 Mill Valley?

Clocks in Mill 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 Mill Valley observe daylight saving time?

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

What is the UTC offset of Mill Valley?

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

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

8:01:00 PM

20:01:00

Sunday, October 25, 2026

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

America/Los_Angeles

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Time zone details

Mill Valley is observing daylight saving time in 2026

Daylight in Mill Valley

Sunrise7:28 AMSolar noon12:54 PMSunset6:19 PM

Next clock changeNov 1, 2026 · Clocks move back 1 hour · in 6 days 5 hoursUpcomingView 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: 14,394
Elevation: 24 m

Geography

Geographic coordinates: 37° 54' N / 122° 32' W

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Clock changes in Mill 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: 7:28 AM
Solar noon: 12:54 PM
Sunset: 6:19 PM
Daylight duration: 10 hr 50 min2 min 15 sec shorter than the previous day

Civil twilight: 7:01 AM – 6:46 PM
Nautical twilight: 6:31 AM – 7:16 PM
Astronomical twilight: 6:00 AM – 7:47 PM

Full MoonMoon illumination100%

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Sunday, October 25, 2026

View Mill Valley on SavvyTime's time-zone map

Sun

Sunrise: 7:28 AM (east, 104.9°)
Sunset: 6:19 PM (west, 254.9°)
Day length: 10 hr 50 min2 min 15 sec shorter than the previous day
Solar noon: 12:54 PM (39.8° altitude)

Civil twilight

Dawn to dusk: 7:01 AM – 6:46 PM

Additional twilight

Nautical dawn to dusk: 6:31 AM – 7:16 PM
Astronomical dawn to dusk: 6:00 AM – 7:47 PM

Moon

Phase: Full Moon (100% illuminated)
Moonrise: 5:49 PM (east, 69.7°)
Moonset: 6:59 AM (west, 286.9°)
Previous principal phase: First Quarter — Sunday, October 18, 2026 at 9:13 AM
Next principal phase: Full Moon — Sunday, October 25, 2026 at 9:12 PM

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local date	Sunrise	Sunset	Day length	Daily change
Sunday, October 25	7:28 AM	6:19 PM	10 hr 50 min	2 min 15 sec shorter than the previous day
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 14 sec shorter than the previous day
Wednesday, October 28	7:31 AM	6:15 PM	10 hr 44 min	2 min 12 sec shorter than the previous day
Thursday, October 29	7:32 AM	6:14 PM	10 hr 42 min	2 min 12 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

Weather forecast for Mill Valley

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Plan around Mill 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

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Frequently asked questions

What time zone is Mill Valley in?: Mill 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 Mill Valley?: Clocks in Mill 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 Mill Valley observe daylight saving time?: Yes. Mill Valley observes daylight saving time: PDT (UTC−7) in summer and PST (UTC−8) in winter.
What is the UTC offset of Mill Valley?: Mill Valley is UTC−8 in winter and UTC−7 in summer