Current Time in San Juan
Puerto Rico · America/Puerto_Rico · GMT-4
Wednesday, March 18, 2026
08:48:04 AM
Atlantic Standard Time · GMT-4
Sun
- Sunrise
- 06:30 AM (E)
- Sunset
- 06:34 PM (W)
- Solar Noon
- 12:32 PM
- Daylight
- 12h 4m+1m vs yesterday
- Civil Dawn
- 06:08 AM
- Civil Dusk
- 06:56 PM
Daylight Saving Time
No DST observed in Puerto Rico
About San Juan's Time Zone
San Juan operates on the Atlantic Standard Time time zone (GMT-4).
With a metropolitan population of approximately 342,259, it is one of the most significant cities in Puerto Rico.
Puerto Rico does not observe Daylight Saving Time, so San Juan maintains the GMT-4 offset year-round — a convenience for international scheduling since the offset never changes.
The IANA timezone identifier for San Juan is America/Puerto_Rico, used by operating systems and programming languages worldwide.
When scheduling calls, meetings, or travel involving San Juan, always verify the current UTC offset since daylight saving transitions can shift the relative time difference with other regions.