DST of Ulaanbaatar in 2026
- Jan
- Feb
- Mar
- Apr
- May
- Jun
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- Sep
- Oct
- Nov
- Dec
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At Sat Mar 28 02:00:00 2026, clocks in Ulaanbaatar are turned forward 1 hour to Sat Mar 28 03:00:00 2026 to start DST
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At Sat Sep 26 00:00:00 2026, clocks in Ulaanbaatar are turned backward 1 hour to Fri Sep 25 23:00:00 2026 to end DST
DST of Ulaanbaatar Over Years
| Year | Commences | Abbreviations | Time Change | Offset After |
| 1990 | 03-25, Sun 01:00 |
ULAT -> ULAST | 1 hour forward (start of DST) | UTC+0900 |
| 09-29, Sat 23:00 |
ULAST -> ULAT | 1 hour backward (end of DST) | UTC+0800 | |
| 1991 | 03-31, Sun 01:00 |
ULAT -> ULAST | 1 hour forward (start of DST) | UTC+0900 |
| 09-28, Sat 23:00 |
ULAST -> ULAT | 1 hour backward (end of DST) | UTC+0800 | |
| 1992 | 03-29, Sun 01:00 |
ULAT -> ULAST | 1 hour forward (start of DST) | UTC+0900 |
| 09-26, Sat 23:00 |
ULAST -> ULAT | 1 hour backward (end of DST) | UTC+0800 | |
| 1993 | 03-28, Sun 01:00 |
ULAT -> ULAST | 1 hour forward (start of DST) | UTC+0900 |
| 09-25, Sat 23:00 |
ULAST -> ULAT | 1 hour backward (end of DST) | UTC+0800 | |
| 1994 | 03-27, Sun 01:00 |
ULAT -> ULAST | 1 hour forward (start of DST) | UTC+0900 |
| 09-24, Sat 23:00 |
ULAST -> ULAT | 1 hour backward (end of DST) | UTC+0800 | |
| 1995 | 03-26, Sun 01:00 |
ULAT -> ULAST | 1 hour forward (start of DST) | UTC+0900 |
| 09-23, Sat 23:00 |
ULAST -> ULAT | 1 hour backward (end of DST) | UTC+0800 | |
| 1996 | 03-31, Sun 01:00 |
ULAT -> ULAST | 1 hour forward (start of DST) | UTC+0900 |
| 09-28, Sat 23:00 |
ULAST -> ULAT | 1 hour backward (end of DST) | UTC+0800 | |
| 1997 | 03-30, Sun 01:00 |
ULAT -> ULAST | 1 hour forward (start of DST) | UTC+0900 |
| 09-27, Sat 23:00 |
ULAST -> ULAT | 1 hour backward (end of DST) | UTC+0800 | |
| 1998 | 03-29, Sun 01:00 |
ULAT -> ULAST | 1 hour forward (start of DST) | UTC+0900 |
| 09-26, Sat 23:00 |
ULAST -> ULAT | 1 hour backward (end of DST) | UTC+0800 | |
| 1999 - 1999 | No changes, UTC+0900 all of the period | |||
