What is the ISO week number in Greenwich?

TimeDials shows the current ISO week number for Greenwich 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 Greenwich observe daylight saving time (DST)?

Yes, Greenwich observes daylight saving time. The next clock change is on 2026-03-29 (clocks move forward to GMT+1).

Time in Greenwich, England, United Kingdom — Local Time & Date

Live

--:--:--

Current local time in 🇬🇧 Greenwich, England, United Kingdom.

GMT/BST UTC+00:00

Relative to You

Detecting your timezone…

Relative to UTC

On UTC

Noon here = 12:00 UTC

ISO Week

11 Odd Week

Sun

06:21

17:39

Today

Mid-morning in Greenwich. Offices are busy, meetings are underway. The current offset is on UTC.

Daylight Saving Time

Last Clock Change

2025-10-26

Clocks moved back to GMT+0

Next Clock Change

2026-03-29

Clocks will move forward to GMT+1

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Quick Facts

Country	🇬🇧United Kingdom
State / Region	England
Timezone	GMT/BST
UTC Offset	UTC+00:00
DST	Yes — daylight saving time observed
Population	30,578
Elevation	12 m
Sunrise	06:21
Sunset	17:39
Coordinates	51.48°N, -0.01°E

Map

Map data © OpenStreetMap contributors

Time Difference to Major Cities

City	Difference	Local Time
New York	-4h	--:--
Los Angeles	-7h	--:--
Paris	+1h	--:--
Dubai	+4h	--:--
Mumbai	+5h 30m	--:--
Singapore	+8h	--:--
Tokyo	+9h	--:--
Sydney	+11h	--:--
Sao Paulo	-3h	--:--
Cairo	+2h	--:--
Shanghai	+8h	--:--

Frequently Asked Questions

What are the business hours in Greenwich?

Standard business hours in Greenwich are 09:00–17:00 local time (GMT/BST). 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 Greenwich?

Greenwich is currently at UTC+00:00. The timezone identifier is GMT/BST. When it is noon in Greenwich, it is 12:00 UTC. You can embed a live Greenwich clock on your website.

What ISO week number is it in Greenwich?

It is currently ISO week 11 (odd week) in Greenwich. 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 Greenwich observe daylight saving time?

Yes, Greenwich observes daylight saving time (DST). The most recent change was on 2025-10-26, when clocks moved back to GMT+0. The next change is on 2026-03-29, when clocks will move forward to GMT+1.