No DST
1970 - 2030
Daylight Saving Time (DST) Not Observed in Year 2024
Sumatera currently observes Western Indonesian Time (WIB) all year.
Daylight Saving Time has not been used since our records start, in 1970.
DST data from before 1970 is not available for Sumatera. However, we have earlier DST history for Jakarta, Indonesia available.
Daylight Saving Time History in Sumatera
Detailed history for Sumatera is not available before 1970. Statistics below are based on 1970 onwards.
- Sumatera has never observed Daylight Saving Time.
- See Worldwide DST Statistics