Ulaanbaatar — Asia/Ulaanbaatar
The current local time in the Asia/Ulaanbaatar IANA time zone is shown below. It is the tz database identifier used in Mongolia in the area around Ulaanbaatar. The zone is currently at UTC +08:00 · GMT+8 and does not observe daylight saving time.
Asia/Ulaanbaatar
Monday, 12 October 2026 GMT+8
Zone information
Offset & DST
Current UTC offset: +08:00
Daylight saving: Not observed
Countries using Asia/Ulaanbaatar
Ulaanbaatar vs. major cities
How far Ulaanbaatar is from the world's main business centres right now, what time it is there when the working day starts in Ulaanbaatar, and which hours of a 09:00–17:00 day the two places share. Daylight saving changes are applied automatically.
| City | Difference | At 09:00 in Ulaanbaatar | Shared office hours |
|---|---|---|---|
| New York · United States | −12 h | 21:00 (prev. day) | None |
| Los Angeles · United States | −15 h | 18:00 (prev. day) | None |
| São Paulo · Brazil | −11 h | 22:00 (prev. day) | None |
| London · United Kingdom | −7 h | 02:00 | 16:00–17:00 |
| Paris · France | −6 h | 03:00 | 15:00–17:00 |
| Johannesburg · South Africa | −6 h | 03:00 | 15:00–17:00 |
| Dubai · United Arab Emirates | −4 h | 05:00 | 13:00–17:00 |
| Delhi · India | −2:30 h | 06:30 | 11:30–17:00 |
| Singapore · Singapore | Same time | 09:00 | 09:00–17:00 |
| Beijing · China | Same time | 09:00 | 09:00–17:00 |
Shared office hours are shown in Ulaanbaatar time. Compare any set of cities hour by hour in the time zone converter, or pick a slot that suits everyone with the event planner.
Clock changes in Ulaanbaatar
Since 1970, Ulaanbaatar has gone through 8 distinct time-keeping periods, observing daylight saving time in 24 of 57 years. Since 2017 it has stayed on UTC +08:00 all year.
No clock changes are scheduled in 2026 or 2027: Ulaanbaatar stays on UTC +08:00 all year.
Time zone history since 1970
| Years | Offset | Daylight saving |
|---|---|---|
| 1970–1977 | UTC +07:00 all year | No daylight saving time |
| 1978–1982 | UTC +08:00 all year | No daylight saving time |
| 1983–1998 | UTC +08:00, DST UTC +09:00 | Forward on the last Sunday in March, back on the last Sunday in September (since 1985) |
| 1999–2000 | UTC +08:00 all year | No daylight saving time |
| 2001–2006 | UTC +08:00, DST UTC +09:00 | Forward on the last Saturday in March, back on the last Saturday in September (since 2002) |
| 2007–2014 | UTC +08:00 all year | No daylight saving time |
| 2015–2016 | UTC +08:00, DST UTC +09:00 | Daylight saving dates varied from year to year |
| 2017–2026 | UTC +08:00 all year | No daylight saving time |
Source: IANA tz database, as shipped with the Unicode ICU library.
Zones on the same clock as Ulaanbaatar
All IANA zones →These zones show the same time as Asia/Ulaanbaatar on every day of 2026. Their histories may differ.
More references for Asia/Ulaanbaatar
Compare Asia/Ulaanbaatar against other zones with the converter, map, and world clock, or browse the full directory.