Sep 30, 1945, 2:00 am
Unincorp. Org. Territory: Puerto Rico
Long Name: Commonwealth of Puerto Rico
Abbreviations: PR, PRI
Capital: San Juan
Time Zones: 1
Dial Code: +1
Puerto Rico currently observes Atlantic Standard Time (AST) all year.
DST is no longer in use.
Clocks do not change in Puerto Rico.
The previous DST change in Puerto Rico was on September 30, 1945.
Try selecting a different year below.
Which countries & states use DST and which do not?
Other years: 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022
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