No DST
1970 - 2030
No further time changes in 2021 in Vieques |


Daylight Saving Time (DST) Not Observed in Year 2021
Vieques currently observes Atlantic Standard Time (AST) all year.
Daylight Saving Time has not been used since our records start, in 1970.
DST data from before 1970 is not available for Vieques, Puerto Rico. However, we have earlier DST history for San Juan, Puerto Rico available.