What is the ISO week number in Guantánamo?

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

Yes, Guantánamo observes daylight saving time. The next clock change is on 2026-11-01 (clocks move back to GMT-5).

Time in Guantánamo, Guantánamo Province, Cuba — Local Time & Date

Live

--:--:--

Current local time in 🇨🇺 Guantánamo, Guantánamo Province, Cuba.

CST/CDT UTC-04:00

Relative to You

Detecting your timezone…

Relative to UTC

-4 hours behind

Noon here = 16:00 UTC

09:00 here = 13:00 UTC

12:00 here = 16:00 UTC

17:00 here = 21:00 UTC

ISO Week

11 Odd Week

Sun

07:07

18:55

Today

Guantánamo is waking up — early risers grab coffee before the day begins. The current offset is UTC-04:00.

Daylight Saving Time

Last Clock Change

2026-03-08

Clocks moved forward to GMT-4

Next Clock Change

2026-11-01

Clocks will move back to GMT-5

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Quick Facts

Country	🇨🇺Cuba
State / Region	Guantánamo Province
Timezone	CST/CDT
UTC Offset	UTC-04:00
DST	Yes — daylight saving time observed
Population	272,801
Elevation	56 m
Sunrise	07:07
Sunset	18:55
Coordinates	20.14°N, -75.21°E

Map

Map data © OpenStreetMap contributors

Time Difference to Major Cities

City	Difference	Local Time
New York	+0h	--:--
Los Angeles	-3h	--:--
London	+4h	--:--
Paris	+5h	--:--
Dubai	+8h	--:--
Mumbai	+9h 30m	--:--
Singapore	+12h	--:--
Tokyo	+13h	--:--
Sydney	+15h	--:--
Sao Paulo	+1h	--:--
Cairo	+6h	--:--
Shanghai	+12h	--:--

Frequently Asked Questions

What are the business hours in Guantánamo?

Standard business hours in Guantánamo are 09:00–17:00 local time (CST/CDT). 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 Guantánamo?

Guantánamo is currently at UTC-04:00. The timezone identifier is CST/CDT. When it is noon in Guantánamo, it is 16:00 UTC. You can embed a live Guantánamo clock on your website.

What ISO week number is it in Guantánamo?

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

Yes, Guantánamo observes daylight saving time (DST). The most recent change was on 2026-03-08, when clocks moved forward to GMT-4. The next change is on 2026-11-01, when clocks will move back to GMT-5.