Time zone · Asia
AST
Armenia Standard Time
Armenia Standard Time (AST) is a single-zone region that stays on UTC+04:00 year-round, with no daylight saving changes—making it a steady, predictable clock for Armenia and its capital Yerevan.
Saturday, June 6, 2026
Current offset
UTC+04:00
Standard · +04
Daylight saving
Not observed
Year-round standard time
IANA zones
1
None observe daylight saving
DST offset
—
No summer variant
About AST
A fixed, year-round offset.
Armenia Standard Time (AST) is a single-zone region that stays on UTC+04:00 year-round, with no daylight saving changes—making it a steady, predictable clock for Armenia and its capital Yerevan.
IANA zones · the technical identifiers
The zone that resolve to AST.
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.
Cities currently on AST
The same hour, city by city.
1 city · all UTC+04:00
Where AST is used
One country.
Same offset · UTC+04:00
Other zones at UTC+04:00 right now.
These named zones share AST's offset today. When daylight saving rules differ, they drift apart for part of the year.
Frequently asked questions
Common questions about AST, daylight saving, and how to handle it in software. Can't find what you need? Email [email protected].
- Does Armenia observe daylight saving time?
- No. Armenia discontinued daylight saving time in 2011 and has remained on UTC+04:00 ever since.
- What is the current time offset in Yerevan?
- Yerevan is currently at UTC+04:00, and this offset does not change throughout the year.
- How many time zones does Armenia have?
- Armenia has only one time zone: Asia/Yerevan, which covers the entire country.
- When did Armenia last change its time zone policy?
- The last change occurred on October 30, 2011, when Armenia permanently adopted UTC+04:00 and stopped observing daylight saving time.
- Is Armenia Standard Time the same as Gulf Standard Time?
- Yes, both are UTC+04:00, but they are used in different regions—Armenia Standard Time is specific to Armenia, while Gulf Standard Time is used in the Gulf countries.
- What are the neighboring time zones around Armenia?
- Armenia is surrounded by UTC+03:00 (Georgia, Azerbaijan) and UTC+05:00 (Turkmenistan, Uzbekistan), making UTC+04:00 a unique midpoint in the region.
- Why did Armenia stop observing daylight saving time?
- In 2011, Armenia decided to stay permanently on UTC+04:00 to simplify timekeeping and align better with regional partners.
- How does Armenia's time zone affect international business?
- With no daylight saving changes, scheduling with Armenia is straightforward—UTC+04:00 remains constant, reducing confusion in global coordination.
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