Clock Changes in Hanoi, Vietnam

Daylight Saving Time (DST) Not Observed in Year 2017

Hanoi 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 Ho Chi Minh, Vietnam available.

Which countries & states use DST and which do not?