No DST
1970 - 2030
Daylight Saving Time (DST) Not Observed in Year 2010
Sao Tome and Principe observed Greenwich Mean Time (GMT) all year.
Daylight Saving Time has never been used here.
Clocks do not change in Sao Tome and Principe.
There is no previous DST change in Sao Tome and Principe.
Daylight Saving Time History in Sao Tome and Principe
- Sao Tome and Principe has never observed Daylight Saving Time.
- See Worldwide DST Statistics