Time in San Juan
The exact local hour in San Juan, Puerto Rico — synchronised to your browser, refreshed every second, and adjusted automatically for daylight saving time.
Today's hours of daylight
San Juan sits at 18.4655° N, 66.1057° W. From this position the sun follows the schedule below today. Times are computed using the standard NOAA solar position algorithm and reflect the apparent horizon, not civil convention.
| Civil dawn | 05:36 | First light, sun 6° below horizon |
|---|---|---|
| Sunrise | 05:59 (5:59 AM) | Top edge of the sun crosses horizon |
| Solar noon | 12:22 | Sun at its highest point |
| Sunset | 18:46 (6:46 PM) | Top edge of the sun crosses horizon |
| Civil dusk | 19:09 | Last usable light |
| Day length | 12h 46m | From sunrise to sunset |
Time zone & daylight saving
San Juan is in the America/Puerto_Rico zone of the IANA Time Zone Database. The current UTC offset is UTC−4.
San Juan does not observe daylight saving time. The offset stays at UTC−4 year-round, which makes scheduling international meetings simpler — there are no twice-yearly clock changes to track.
San Juan compared to major world hubs
If you are coordinating across borders, this table shows the current time in major hub cities relative to San Juan, with the great-circle distance from San Juan for context.
| City | Time now | Difference | Distance |
|---|---|---|---|
| London | 05:37 | +5h | 6,758 km · 4,199 mi |
| New York | 00:37 | +0h | 2,586 km · 1,607 mi |
| Tokyo | 13:37 | +13h | 13,412 km · 8,334 mi |
| Dubai | 08:37 | +8h | 12,029 km · 7,474 mi |
| Sydney | 14:37 | +14h | 15,946 km · 9,908 mi |
| Los Angeles | 21:37 | −3h | 5,418 km · 3,367 mi |
About San Juan
| Country | Puerto Rico |
|---|---|
| Population | 2,454,000 |
| Latitude / Longitude | 18.4655, -66.1057 |
| IANA time zone | America/Puerto_Rico |
| UTC offset | UTC−4 |
| Country calling code | +1 |
| Currency | USD |
Cities one hour from San Juan
If you are scheduling a call or planning travel across a single time-zone hop, these are the major cities sitting just before or after San Juan on the world clock.