Time zone · Oceania
MARQUE
Marquesas Time
Marquesas Time has held steady at its unique UTC−09:30 offset since 1912, making it one of the world’s rare half-hour time zones with no daylight saving changes. It is one of three time zones in French Polynesia, half an hour ahead of Tahiti (UTC−10:00) and half an hour behind the Gambier Islands (UTC−09:00).
Thursday, October 15, 2026
Current offset
UTC-09:30
Standard · -0930
Daylight saving
Not observed
Year-round standard time
IANA zones
1
None observe daylight saving
DST offset
—
No summer variant
About MARQUE
A fixed, year-round offset.
Marquesas Time has held steady at its unique UTC−09:30 offset since 1912, making it one of the world’s rare half-hour time zones with no daylight saving changes. It is one of three time zones in French Polynesia, half an hour ahead of Tahiti (UTC−10:00) and half an hour behind the Gambier Islands (UTC−09:00).
IANA zones · the technical identifiers
The zone that resolve to MARQUE.
For software, always store the IANA identifier — never the abbreviation alone. The database keeps these zones distinct because their rules can, and historically did, diverge.
Where MARQUE is used
One country.
Convert
MARQUE to the world's clocks.
Frequently asked questions
Common questions about MARQUE, daylight saving, and how to handle it in software. Can't find what you need? Email [email protected].
- Is Marquesas Time the only UTC−09:30 zone in the world?
- Yes, Marquesas Time covers only the Marquesas Islands and has a unique UTC−09:30 offset, making it the exclusive region using this half-hour shift.
- Does Marquesas Time observe Daylight Saving Time?
- No, the Marquesas have never observed daylight saving time—the clocks there stay on UTC−09:30 year-round.
- Why is Marquesas Time offset set at UTC−09:30?
- UTC−09:30 is close to the islands' local solar time (about UTC−09:18), which they kept until the offset was adopted on 1 October 1912.
- How does Marquesas Time compare to other French Polynesian time zones?
- While most of French Polynesia uses Tahiti Time (UTC−10), Marquesas Time (UTC−09:30) is unique for its half-hour difference and consistent offset.
- What makes Marquesas Time special compared to most time zones?
- It is one of the very few time zones worldwide with a half-hour offset that has remained unchanged for over a century.
- Is there any upcoming change expected for Marquesas Time?
- No, the Marquesas Islands have maintained their UTC−09:30 offset continuously since 1912 with no known plans for change.
- Which time zone region includes the Marquesas Islands?
- Marquesas Time. The Marquesas Islands are the only place that uses it; the rest of French Polynesia uses Tahiti Time or Gambier Time.
Source: IANA tzdb2026e · Reviewed
Free · Developer API
This time zone, as JSON.
Its defining offset, DST status and member counts, from one endpoint.
Also in the API: time zones by coordinates, conversions that flag daylight saving gaps, and abbreviations decoded.
Moving off WorldTimeAPI? Our drop-in replacement needs no key.