San Juan, Puerto Rico
Current time in Puerto Rico
Time zone: AST (UTC/GMT -04:00) — America/Puerto_Rico
| Local Clock Offset: Yesterday, -4 H |
| Time zone: (UTC/GMT -04:00) America/Puerto_Rico |
Time zone in San Juan
Local time here is AST, which sits 4 hours behind UTC, written UTC-04:00. The canonical zone name is America/Puerto_Rico, and that is what to pick from a time zone dropdown.
San Juan does not change its clocks. The same UTC-04:00 offset holds in January and July, which makes it a stable anchor for recurring calls.
Time difference between San Juan and other cities
Live differences from San Juan, calculated from each zone's rules as they stand today rather than a fixed table.
| New York | UTC-04:00 | same time as San Juan |
| Los Angeles | UTC-07:00 | San Juan is 3 hours ahead |
| London | UTC+01:00 | San Juan is 5 hours behind |
| Paris | UTC+02:00 | San Juan is 6 hours behind |
| Dubai | UTC+04:00 | San Juan is 8 hours behind |
| Mumbai | UTC+05:30 | San Juan is 9 hours 30 minutes behind |
| Shanghai | UTC+08:00 | San Juan is 12 hours behind |
| Tokyo | UTC+09:00 | San Juan is 13 hours behind |
| Sydney | UTC+10:00 | San Juan is 14 hours behind |
| Sao Paulo | UTC-03:00 | San Juan is 1 hour behind |
When San Juan and other cities overlap
Assuming a 09:00–17:00 day at both ends, these windows (in San Juan local time) fall inside working hours for both cities.
| New York | 09:00–17:00 in San Juan | 8 hours overlap |
| Sao Paulo | 09:00–16:00 in San Juan | 7 hours overlap |
| Los Angeles | 12:00–17:00 in San Juan | 5 hours overlap |
| London | 09:00–12:00 in San Juan | 3 hours overlap |
No shared working window exists with Dubai, Mumbai, Shanghai or Tokyo, so those calls have to sit outside somebody's normal hours.
Popular cities
| New York, United States |
| London, United Kingdom |
| Paris, France |
| Tokyo, Japan |
| Beijing, China |
| Sydney, Australia |
| Berlin, Germany |
| Moscow, Russia |
| Dubai, United Arab Emirates |
| Singapore, Singapore |
| Los Angeles, United States |
| Chicago, United States |
| Toronto, Canada |
| Mexico City, Mexico |
| São Paulo, Brazil |
| Mumbai, India |
| Hong Kong, Hong Kong |
| Seoul, South Korea |
| Istanbul, Turkey |
| Cairo, Egypt |
| Lagos, Nigeria |
| Buenos Aires, Argentina |
| Madrid, Spain |
| Rome, Italy |