San Juan National Historic Site: Alerts, Map, Weather & Trailie Planner

About San Juan National Historic Site

San Juan National Historic Site preserves stories of great ambition and aspirations. Countries fought for control of this tiny yet strategic island for centuries. Generations of soldiers have lived and worked within the forts. Visitors today are as inspired by these stories as they are by the beauty of the architecture and the ingenuity of design and engineering of this World Heritage Site.

1 current NPS alert

Park Closure: Temporary Closure of El Morro Dry Moat to Santa Elena Bastion

Source: National Park Service (as of Nov 10, 2026). Official San Juan National Historic Site page on nps.gov

Weather Information

Puerto Rico enjoys year round tropical climate.

Winter
are breeze and summers are mostly hot and humid.

It rains all year long with a "dry" season in April. Temperatures range from 80's in the winter to 90's in the summer. The hurricane season starts in June and ends in November. On the longest day, June 22nd, the sun sets around 7 PM. On the shortest day, December 22nd, the sun sets around 4:30 PM.

Entrance Fees

Entrance - Per Person

$10.00

Valid for 24 hours, valid for both fortifications

Operating Hours

San Juan National Historic Site is open year-round except for Thanksgiving Day, Christmas Day, and New Year's Day.

Monday9:00AM - 5:00PM
Tuesday9:00AM - 5:00PM
Wednesday9:00AM - 5:00PM
Thursday9:00AM - 5:00PM
Friday9:00AM - 5:00PM
Saturday9:00AM - 5:00PM
Sunday9:00AM - 5:00PM

Planning San Juan National Historic Site

The summary above covers timing and highlights. These go deeper on reservations, crowds, and logistics — check Alerts for live updates.

Reservation rules vary by season and activity for San Juan National Historic Site. See Overview on this page for fees, timed entry, and campground details before you travel.

San Juan National Historic Site

Hours

Entrance Fee

Contact

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