Direct answer
San Juan is a vibrant, historic capital with easy entry for U.S. citizens, tropical weather, lively neighborhoods (Old San Juan, Condado, Santurce), and a mix of beach, culture, and nightlife. Plan around seasonal weather, respect local customs, and use taxis/ride-hail or buses for getting around.
Visa / Entry requirements
Best time to visit
Safety tips
Local customs and etiquette
Currency and money
Transportation
Must-know tips and local insights
Final practical checklist
Enjoy the blend of history, cuisine, beaches, and warm Puerto Rican hospitality—plan for heat and occasional rain, stay aware, and you’ll have a great trip.