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ADT
12am
3am
6am
9am
12pm
3pm
6pm
9pm
MexicoCST
UTC−6
3h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

9:00 am09:00 ADT (UTC-3), Oct 15, 2026 = 6:00 am06:00 CST (UTC-6), Oct 15, 2026

ADT is 3 hours ahead of Playas del Rosario.

How the time difference changes

For most of the year, ADT is 3 hours ahead of Playas del Rosario. From Nov 1, 2026 to Mar 14, 2027, AST is 2 hours ahead of Playas del Rosario.

For most of the year, working hours of 9:00 am to 6:00 pm in ADT correspond to 6:00 am to 3:00 pm in Playas del Rosario. At other times of the year, working hours of 9:00 am to 6:00 pm in AST correspond to 7:00 am to 4:00 pm in Playas del Rosario.For most of the year, working hours of 09:00 to 18:00 in ADT correspond to 06:00 to 15:00 in Playas del Rosario. At other times of the year, working hours of 09:00 to 18:00 in AST correspond to 07:00 to 16:00 in Playas del Rosario.

Compare ADT time with Playas del Rosario time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Atlantic Daylight Time is 3 hours ahead of CST (Central Standard Time).
9:00 am09:00 in ADT is 6:00 am06:00 in Playas del Rosario, Mexico

ADT to Playas del Rosario call time
Best time for a conference call or a meeting is between 12pm-6pm12:00-18:00 in ADT which corresponds to 9am-3pm09:00-15:00 in Playas del Rosario

9:00 am09:00 Atlantic Daylight Time (ADT). Offset UTC -3:00 hours
6:00 am06:00 CST (Central Standard Time) (Playas del Rosario, Mexico). Offset UTC -6:00 hours

9:00 am09:00 ADT / 6:00 am06:00 Playas del Rosario, Mexico

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Hourly time comparison
ADTPlayas del Rosario, Mexico
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Atlantic Daylight Time

Offset: ADT is 3 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Bermuda, Canada, Greenland

Principal Cities: The largest city in the ADT time zone is Halifax in Canada, with about 471,559 people. Other major cities in this time zone include Sydney, Moncton, Saint John, Fredericton.

French: HAA - Heure Avancée de l'Atlantique

Map of the areas on Atlantic Daylight Time (ADT)
ADT part of the year

Today all shaded areas are on ADT.

Daylight Saving: Atlantic Daylight Time (ADT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Atlantic Standard Time (AST).

123456789101112Start: Atlantic Daylight Time (ADT) started on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.

123456789101112End: Atlantic Daylight Time (ADT) ends on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.

See upcoming clock changes worldwide.

ADT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -03 - basic short
  • -0300 - basic
  • -03:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0300 - sign character (-) followed by a four digit time providing hours (03) and minutes (00) of the offset. Indicates an offset of three hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Papa - Military abbreviation for ADT
  • P - short form of 'Papa'
IANA/Olson: Reflects ADT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Glace_Bay
  • America/Goose_Bay
  • America/Halifax
  • America/Moncton
  • America/Thule
  • Atlantic/Bermuda
  • Canada/Atlantic
Time zones with the GMT -3 offset:
  • ADT - Atlantic Daylight Time
  • PMT - Pierre & Miquelon Standard Time
  • PMST - Pierre & Miquelon Standard Time
  • AMST - Amazon Summer Time
  • ART - Argentina Time
  • BRT - Brasília time
  • CLST - Chile Summer Time
  • FKST - Falkland Islands Summer Time
  • GFT - French Guiana Time
  • P - Papa Time Zone
  • PYST - Paraguay Summer Time
  • SRT - Suriname Time
  • UYT - Uruguay Time

Playas del Rosario Time Zone and Facts

Time Zone

Abbreviation / Offset
CST – Central Standard Time, UTC-6 (no daylight saving time)

Playas del Rosario Facts

Country
Mexico
Alternative Names
Garcia, García, Playas del Rosario
Population
21,893
Currency
Peso (MXN)
Geographic Coordinates
17° 51' N Latitude / 92° 55' W Longitude
International Dialing Code
+52