DST of Choibalsan in 2025
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
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At Sat Mar 29 02:00:00 2025, clocks in Choibalsan are turned forward 1 hour to Sat Mar 29 03:00:00 2025 to start DST
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At Sat Sep 27 00:00:00 2025, clocks in Choibalsan are turned backward 1 hour to Fri Sep 26 23:00:00 2025 to end DST
DST of Choibalsan Over Years
| Year | Commences | Abbreviations | Time Change | Offset After |
| 2010 - 2014 | No changes, UTC+0800 all of the period | |||
| 2015 | 03-28, Sat 03:00 |
ULAT -> ULAST | 1 hour forward (start of DST) | UTC+0900 |
| 09-25, Fri 23:00 |
ULAST -> ULAT | 1 hour backward (end of DST) | UTC+0800 | |
| 2016 | 03-26, Sat 03:00 |
ULAT -> ULAST | 1 hour forward (start of DST) | UTC+0900 |
| 09-23, Fri 23:00 |
ULAST -> ULAT | 1 hour backward (end of DST) | UTC+0800 | |
| 2017 | 03-25, Sat 03:00 |
ULAT -> ULAST | 1 hour forward (start of DST) | UTC+0900 |
| 09-29, Fri 23:00 |
ULAST -> ULAT | 1 hour backward (end of DST) | UTC+0800 | |
| 2018 | 03-31, Sat 03:00 |
ULAT -> ULAST | 1 hour forward (start of DST) | UTC+0900 |
| 09-28, Fri 23:00 |
ULAST -> ULAT | 1 hour backward (end of DST) | UTC+0800 | |
| 2019 | 03-30, Sat 03:00 |
ULAT -> ULAST | 1 hour forward (start of DST) | UTC+0900 |
| 09-27, Fri 23:00 |
ULAST -> ULAT | 1 hour backward (end of DST) | UTC+0800 | |
