Caribe Hilton: sargassum, weather & water today

San Juan, PR · Puerto Rico, Puerto Rico · 18.463, -66.084

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Sargassum season at Caribe Hilton

Sargassum risk at Caribe Hilton typically peaks around June (high in a typical year). Months most likely to see heavy seaweed: June. Lowest-risk months: January, February, March, October, November, December. Actual landings vary a lot by year, wind and currents; check the live conditions above.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Typical-year risk from the published seasonality of the Great Atlantic Sargassum Belt × this beach's exposure (45%). Beach faces 0°; onshore winds from that direction push seaweed ashore.

Month	Typical risk
January	Low
February	Low
March	Low
April	Moderate
May	Moderate
June	High
July	Moderate
August	Moderate
September	Moderate
October	Low
November	Low
December	Low

Cleanup & barriers

Offshore barriers: None at scale
Public cleanup: Municipal and DRNA crews during heavy events; local volunteers
Resort crews: Resort crews rake hotel frontage
Typical clearing time: Same day at resorts; east/south-east beaches slower

Safety notes

US territory: no State Dept advisory; FBI/PR Police crime data — verify

Car break-ins common at beach parking and tourist sites
Rip currents cause frequent drownings on the north coast (Isla Verde, Luquillo, Isabela); few lifeguards
Power outages still occur; hotels generally have backup generators

Check official advisories and local flags before swimming. Decomposing sargassum releases hydrogen sulfide; avoid heavy piles.

Things to do near San Juan, PR

Old San Juan & El Morro
El Yunque National Forest
Bioluminescent bays (Vieques Mosquito Bay, Laguna Grande)
Flamenco Beach (Culebra)
Rincón surf & whale watching
Luquillo kiosks

Fly in for the best beach days

Suggested dates fall in December, typically the lowest-seaweed month ahead for Caribe Hilton. Change them to match the live forecast above.

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Nearest airports

Luis Muñoz Marín Intl (San Juan) (SJU), ~9 km

Nearby resorts

Condado Vanderbilt Hotel Condado, San Juan, PR · 1 km
La Concha Renaissance San Juan Condado, San Juan, PR · 2 km
Fairmont El San Juan Hotel Isla Verde, Carolina, PR · 7 km
The Ritz-Carlton, San Juan Isla Verde, Carolina, PR · 8 km
Dorado Beach, a Ritz-Carlton Reserve Dorado, PR · 24 km
St. Regis Bahia Beach Resort Río Grande, PR · 30 km

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