What is the ISO week number in Half Moon Bay?

TimeDials shows the current ISO week number for Half Moon Bay in real time. ISO week numbers follow the ISO 8601 standard, where week 1 is the week containing the first Thursday of the year.

Does Half Moon Bay observe daylight saving time (DST)?

Yes, Half Moon Bay observes daylight saving time. The next clock change is on 2026-11-01 (clocks move back to GMT-8).

Time in Half Moon Bay, California, United States — Local Time & Date

Live

--:--:--

Current local time in 🇺🇸 Half Moon Bay, California, United States.

PST/PDT UTC-07:00

Relative to You

Detecting your timezone…

Relative to UTC

-7 hours behind

Noon here = 19:00 UTC

09:00 here = 16:00 UTC

12:00 here = 19:00 UTC

17:00 here = 00:00 UTC

ISO Week

11 Odd Week

Sun

07:22

18:57

Today

The small hours in Half Moon Bay. The city sleeps before dawn. The current offset is UTC-07:00.

Daylight Saving Time

Last Clock Change

2026-03-08

Clocks moved forward to GMT-7

Next Clock Change

2026-11-01

Clocks will move back to GMT-8

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Quick Facts

Country	🇺🇸United States
State / Region	California
Timezone	PST/PDT
UTC Offset	UTC-07:00
DST	Yes — daylight saving time observed
Population	12,657
Elevation	21 m
Sunrise	07:22
Sunset	18:57
Coordinates	37.46°N, -122.43°E

Map

Map data © OpenStreetMap contributors

Time Difference to Major Cities

City	Difference	Local Time
New York	+3h	--:--
London	+7h	--:--
Paris	+8h	--:--
Dubai	+11h	--:--
Mumbai	+12h 30m	--:--
Singapore	+15h	--:--
Tokyo	+16h	--:--
Sydney	+18h	--:--
Sao Paulo	+4h	--:--
Cairo	+9h	--:--
Shanghai	+15h	--:--

Frequently Asked Questions

What are the business hours in Half Moon Bay?

Standard business hours in Half Moon Bay are 09:00–17:00 local time (PST/PDT). Check the live clock above to see the current local time. Use our Time Zone Planner to find the best meeting time across cities.

What is the UTC offset for Half Moon Bay?

Half Moon Bay is currently at UTC-07:00. The timezone identifier is PST/PDT. When it is noon in Half Moon Bay, it is 19:00 UTC. You can embed a live Half Moon Bay clock on your website.

What ISO week number is it in Half Moon Bay?

It is currently ISO week 11 (odd week) in Half Moon Bay. ISO week numbers follow the ISO 8601 standard, where week 1 is the week containing the first Thursday of the year. Learn more about ISO week numbers.

Does Half Moon Bay observe daylight saving time?

Yes, Half Moon Bay observes daylight saving time (DST). The most recent change was on 2026-03-08, when clocks moved forward to GMT-7. The next change is on 2026-11-01, when clocks will move back to GMT-8.