Clock Changes in Hanoi, Vietnam

Daylight Saving Time (DST) Not Observed in Year 2023

Vietnam currently observes Indochina Time (ICT) all year.

Daylight Saving Time has not been used since our records start, in 1970.

DST data from before 1970 is not available for Hanoi, Vietnam. However, we have earlier DST history for Bangkok, Thailand available.

Which countries & states use DST and which do not?