Technical Specifications & Standards
Official chronometric properties, ISO standards, and international database registry identifiers for Eastern European Time:
Daylight Saving Time (DST) Transitions
⬆️ Spring Forward (Clocks Advance)
Last Sunday in March at 03:00 AM EET (Clocks advance to EEST, UTC+3)
⬇️ Fall Back (Clocks Return)
Last Sunday in October at 04:00 AM EEST (Clocks return to EET, UTC+2)
Observing Jurisdictions & Subdivisions
16 Sovereign NationsSovereign nations, administrative subdivisions, and regional territories officially operating under EET:
Regional Subdivisions & Territory Details
Financial Markets & Trading Hours
Trading desks in Helsinki and Athens open an hour ahead of Frankfurt and two hours ahead of London, giving early guidance on European sentiment.
Local Hours: 10:00 - 17:20 EET
UTC Window: 07:00 - 15:30 UTC
Local Hours: 10:00 - 18:30 EET
UTC Window: 07:00 - 15:30 UTC
Local Hours: 10:00 - 18:00 EET
UTC Window: 07:00 - 15:30 UTC
Major Cities in EET
Primary metropolitan centers and financial hubs observing this time zone:
Adoption History & Astronomical Facts
Year Established: 1900
Centered around the 30th meridian east. Bulgaria adopted the zone in 1894, followed by Romania in 1900 and Finland in 1921 when it decoupled its railways from the old Petrograd railway time following its independence from the Russian Empire.
Finland is the only Nordic country on Eastern European Time. Crossing the bridge over the Torne River between Haparanda in Sweden and Tornio in Finland shifts your clock by one hour, even though the two town centers are separated by only a five-minute walk.
Frequently Asked Questions about EET
What does EET stand for?
EET stands for Eastern European Time, two hours ahead of Coordinated Universal Time (UTC+2).
What is the difference between EET and EEST?
EET is the winter standard time schedule at UTC+2, while EEST is the daylight saving schedule at UTC+3.
Which countries use Eastern European Time?
Countries observing EET include Finland, Greece, Romania, Bulgaria, Ukraine, the Baltic states (Estonia, Latvia, Lithuania), Cyprus, and Egypt.