Current Time in Atlantic/Bermuda Time Zone
IANA Name: Atlantic/Bermuda
Standard Offset: UTC −04:00
Daylight Saving: Yes
DST Offset: UTC −03:00
DST Abbreviation: ADT
Currently Observing DST: Yes ✅
Atlantic/Bermuda Time Zone: A Complete Guide
Atlantic/Bermuda is the IANA time zone identifier for Bermuda, a British Overseas Territory in the North Atlantic. It observes Atlantic Standard Time (AST) as standard time and Atlantic Daylight Time (ADT) during daylight saving. This guide covers the zone's offset, DST schedule, key cities, and practical tips for scheduling across time zones.
Overview and Usage
Atlantic/Bermuda applies exclusively to the territory of Bermuda, which consists of a main island and several smaller islands. The zone is used by all residents and businesses in Bermuda. No other country or territory uses this specific IANA zone identifier, though many share the same standard offset of UTC-04:00.
Standard Offset and Abbreviation
During standard time, the offset is UTC-04:00, known as Atlantic Standard Time (AST). This means when it is noon in Coordinated Universal Time (UTC), it is 8:00 AM in Bermuda during standard time. AST is used from early November to early March.
Daylight Saving Time (DST) Behavior
Bermuda observes daylight saving time. Clocks spring forward one hour to UTC-03:00, Atlantic Daylight Time (ADT), typically on the second Sunday of March. They fall back to AST on the first Sunday of November. The DST transition schedule aligns with the United States and Canada. Recent and upcoming dates include:
- 2025-03-09: switch to ADT (UTC-03:00)
- 2025-11-02: switch to AST (UTC-04:00)
- 2026-03-08: switch to ADT (UTC-03:00)
- 2026-11-01: switch to AST (UTC-04:00)
During DST, Bermuda shares the same time as Venezuela (America/Caracas) and parts of Brazil (America/Campo_Grande, America/Cuiaba) during their standard time, but note that those regions may not observe DST or have different schedules.
Main Cities and Countries
The primary city in this zone is Hamilton, the capital of Bermuda. Other settlements include St. George's and Somerset. No other countries use Atlantic/Bermuda, but many territories and countries share the same standard offset (UTC-04:00) without DST, such as America/Anguilla, America/Antigua, America/Aruba, America/Barbados, America/Blanc-Sablon, America/Boa_Vista, America/Curacao, America/Dominica, and America/Glace_Bay. Note that America/Glace_Bay (in Canada) observes DST, so its offset aligns with Bermuda during DST but differs during standard time.
Practical Guidance for Scheduling
When scheduling calls or business hours with Bermuda, keep these overlaps in mind:
- During AST (standard time): Bermuda is 1 hour ahead of Eastern Standard Time (EST, UTC-05:00), 4 hours behind UTC, and 4 hours ahead of Pacific Standard Time (PST, UTC-08:00).
- During ADT (daylight time): Bermuda is 1 hour ahead of Eastern Daylight Time (EDT, UTC-04:00), 3 hours behind UTC, and 4 hours ahead of Pacific Daylight Time (PDT, UTC-07:00).
- Bermuda's business hours (9:00 AM to 5:00 PM AST/ADT) overlap well with Eastern Time in the US and Canada, but are later in the day for Europe (e.g., London is 4-5 hours ahead).
- For Asia, such as Tokyo (UTC+09:00), the time difference is 12-13 hours, making direct overlap minimal; early morning or late evening calls may be necessary.
Always confirm the current DST status, as transitions occur on different dates in some regions.
Other Zones at Same Standard Offset
Many zones share the UTC-04:00 standard offset but do not observe DST, including America/Anguilla, America/Antigua, America/Aruba, America/Barbados, America/Blanc-Sablon, America/Boa_Vista, America/Curacao, America/Dominica, and America/Glace_Bay (which does observe DST but is listed for reference). America/Caracas is at UTC-04:00 year-round. America/Campo_Grande and America/Cuiaba are in Brazil and observe DST on a different schedule (usually October to February).
Frequently Asked Questions
What is the current time in Bermuda?
Check a world clock for the current time. Bermuda uses AST (UTC-04:00) from early November to early March, and ADT (UTC-03:00) from mid-March to early November. The exact time depends on the date and whether DST is in effect.
Does Bermuda observe daylight saving time?
Yes, Bermuda observes daylight saving time. Clocks spring forward to ADT (UTC-03:00) on the second Sunday of March and fall back to AST (UTC-04:00) on the first Sunday of November.
What is the time difference between Bermuda and New York?
During AST (standard time), Bermuda is 1 hour ahead of New York (EST). During ADT (daylight time), Bermuda is on the same time as New York (EDT). So the difference is either 0 or +1 hour depending on the season.
Is Atlantic/Bermuda the same as Atlantic Standard Time?
Atlantic/Bermuda uses AST as its standard time, but it also observes ADT during DST. Many other Caribbean islands use AST year-round without DST, so Atlantic/Bermuda is not always the same as those zones.
What countries use the Atlantic/Bermuda time zone?
Only Bermuda uses the Atlantic/Bermuda IANA zone. However, many other territories share the same standard offset (UTC-04:00) but may have different DST rules or no DST.
When does Bermuda change clocks in 2025?
In 2025, Bermuda springs forward to ADT on March 9 and falls back to AST on November 2. In 2026, the dates are March 8 and November 1.