Clock changes worldwide › Puerto Rico
Does Puerto Rico have daylight saving time?
Time in San Juan now
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No. Puerto Rico does not change its clocks. It stays on AST, UTC−4 all year.
Puerto Rico has not used daylight saving time since at least 1970.
More: current time in Puerto Rico · every country's clock changes · time zone converter · daylight saving time explained
Questions people ask
Does Puerto Rico have daylight saving time?
No. Puerto Rico does not change its clocks. It stays on AST, UTC−4 all year.
When did Puerto Rico last change its clocks?
Puerto Rico has not used daylight saving time since at least 1970.
What time zone is Puerto Rico in?
Puerto Rico uses UTC−4. See the current time in Puerto Rico.
Source: IANA time zone database, version 2026e, the same data phones and computers use. History is shown from 1970, the period the database documents reliably.