Pearl Beach St. Barth: sargassum, weather & water today
St-Jean, St. Barthélemy · Leeward Islands (Anguilla to Antigua), Antigua & Barbuda · 17.904, -62.840
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Sargassum season at Pearl Beach St. Barth
Sargassum risk at Pearl Beach St. Barth typically peaks around June (high in a typical year). Months most likely to see heavy seaweed: May, June, July, August. Lowest-risk months: January, February, October, November, December. Actual landings vary a lot by year, wind and currents; check the live conditions above.
Typical-year risk from the published seasonality of the Great Atlantic Sargassum Belt × this beach's exposure (55%). Beach faces 31°; onshore winds from that direction push seaweed ashore.
| Month | Typical risk |
|---|---|
| January | Low |
| February | Low |
| March | Moderate |
| April | Moderate |
| May | High |
| June | High |
| July | High |
| August | High |
| September | Moderate |
| October | Low |
| November | Low |
| December | Low |
Cleanup & barriers
- Offshore barriers
- Few booms (some in St. Martin/St. Barths lagoons)
- Public cleanup
- Collectivité crews on French side; hotels elsewhere; Orient Bay and Grand Cul-de-Sac frequently inundated
- Resort crews
- Luxury resorts rake daily
- Typical clearing time
- Same-day at resorts; windward bays can stay fouled for weeks in peak years
Safety notes
US State Dept: Antigua & Barbuda, St. Kitts & Nevis, Anguilla Level 1; Sint Maarten Level 1; St. Martin (France) Level 2 per France (verify)
- Petty and vehicle crime in Philipsburg/Marigot; watch valuables
- Drive left on English islands, right on French side
- High hurricane exposure (Irma 2017, Luis 1995)
Check official advisories and local flags before swimming. Decomposing sargassum releases hydrogen sulfide; avoid heavy piles.
Things to do near St-Jean, St. Barthélemy
- Nelson's Dockyard, Antigua
- Shoal Bay East, Anguilla
- Maho Beach plane-spotting, SXM
- Gustavia shopping, St. Barths
- Brimstone Hill Fortress, St. Kitts
- Barbuda Frigate Bird Sanctuary
Fly in for the best beach days
Suggested dates fall in December, typically the lowest-seaweed month ahead for Pearl Beach St. Barth. Change them to match the live forecast above.
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Nearest airports
- Gustaf III (St. Barthélemy) (SBH), ~0 km
- Princess Juliana Intl (Sint Maarten) (SXM), ~32 km
Nearby resorts
- Eden Rock - St Barths St-Jean, St. Barthélemy · 0 km
- Cheval Blanc St-Barth Flamands, St. Barthélemy · 2 km
- Cheval Blanc St-Barth Isle de France Flamands, St. Barthélemy · 3 km
- Le Sereno Grand Cul-de-Sac, St. Barthélemy · 4 km
- Le Barthélemy Hôtel & Spa Grand Cul-de-Sac, St. Barthélemy · 4 km
- Rosewood Le Guanahani Grand Cul-de-Sac, St. Barthélemy · 4 km
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