Technical Specifications & Standards
Official chronometric properties, ISO standards, and international database registry identifiers for Easter Island Summer Time:
Daylight Saving Time (DST) Transitions
⬆️ Spring Forward (Clocks Advance)
Clocks advance from EAST on the first Saturday in September at 22:00
⬇️ Fall Back (Clocks Return)
Clocks return to EAST on the first Saturday in April at 22:00
Observing Jurisdictions & Subdivisions
1 Sovereign NationsSovereign nations, administrative subdivisions, and regional territories officially operating under EASST:
Regional Subdivisions & Territory Details
Financial Markets & Trading Hours
Summer tourism and archaeological preservation during the peak southern summer season.
Local Hours: 08:30 - 16:30 EASST
UTC Window: 13:30 - 21:30 UTC
Major Cities in EASST
Primary metropolitan centers and financial hubs observing this time zone:
Adoption History & Astronomical Facts
Year Established: 1970
EASST shifts clocks forward to UTC-5 alongside mainland Chile's summer schedule.
During EASST, Easter Island operates on the exact same time as New York (EST) and Lima, Peru.
Frequently Asked Questions about EASST
What is EASST?
EASST stands for Easter Island Summer Time (UTC-5).
When is EASST observed?
From the first Saturday in September to the first Saturday in April.
What is the winter counterpart to EASST?
Easter Island Standard Time (EAST, UTC-6) is the winter counterpart.