Which San Andrés beach is best for swimming?

Spratt Bight is the easiest sandy beach for most visitors. Cocoplum and Rocky Cay are shallow in suitable conditions, while west-side La Piscinita is calmer but has rocky entry.

Can you swim at night in San Andrés?

No. A 2026 local decree prohibits bathers from remaining in the sea between 6 PM and 6 AM because lifeguard response is unavailable overnight.

Does San Andrés get sargassum?

San Andrés can receive Caribbean sargassum, but reef protection and shoreline orientation create large differences by beach. Current island-wide reporting is limited, so check recent local conditions.

📜 Coastal History

San Andrés has long connected the western Caribbean. English Puritan settlers reached the archipelago in the seventeenth century, and the islands later passed through periods of Spanish and British influence before becoming part of Colombia. The island's Raizal people developed a distinctive Afro-Caribbean culture expressed through an English-based Creole language, Protestant traditions, fishing, boatbuilding, and music. San Andrés, Providencia, and Santa Catalina now form part of UNESCO's Seaflower Biosphere Reserve, recognizing the coral reefs and maritime heritage that continue to shape island life.

"Your way was through the sea, your path through the great waters, though your footprints were not seen." — Psalm 77:19

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Colombia · Caribbean

San Andrés Beach Conditions Today

Spratt Bight · Johnny Cay · Rocky Cay · San Luis

Spratt Bight anchors the daily island report. Boat-access cays, exposed east-side beaches and calmer west-side swimming spots can differ substantially.

⚠️ Rough Seas · Strong Wind · 🌧️ Rain Likely · ⛈️ Thunder Possible Today

Updated: September 18, 2026

🤿 Snorkeling👨‍👩‍👧 Families💰 Budget-Friendly🏝️ Island

Sea Conditions4.4 ft · Choppy

Water Temperature84°F

WindStrong 25 mph

ClarityClear in protected reef water · variable with showers

Seaweed / SargassumNone detected

Watch⛈️ Thunderstorms today and several days this week — significant 4.4 ft swell and 25 mph winds; sea entry prohibited 6 PM–6 AM by DIMAR regulation; check current DIMAR advisories for daytime conditions · West-side calm coves preferable in current conditions

UV Index8 · Very high

Today's assessment

Beach water quality is fine today, but weather, surf, or safety conditions are worth checking before you go. See the live conditions card above.

Which beach should you choose?

Spratt BightThe easiest broad sandy beach near hotels and the pedestrian waterfront. Reef protection helps, but northeast wind can still produce chop.

Johnny CayIconic palm-covered cay reached by boat. Do not assume trips operate: wind, swell and DIMAR restrictions can cancel departures.

Rocky Cay & CocoplumShallow reef-flat water on suitable days. Wear water shoes and avoid walking on living coral or entering when operators close the crossing.

San Luis / Sound BayLonger, more local east-side shoreline. Beautiful but generally more exposed to trade-wind waves and drifting seaweed.

La Piscinita & West ViewClear, often calmer west-side water for snorkeling. These are rocky-entry swimming sites rather than sandy beaches.

El CoveProtected western water and diving access. Choose reputable operators and verify visibility and boat conditions.

Safety and nighttime restriction

San Andrés authorities prohibit bathers from remaining in the sea between 6:00 PM and 6:00 AM under Decree 0205 of June 10, 2026. Lifeguard coverage is unavailable overnight. During the day, obey beach personnel, marked swimming zones and DIMAR restrictions on recreational boats.

Reef-island rule: A single island-wide wave number does not describe every beach. Northeast/east shores take more trade-wind energy; west-side entries can be calmer but rocky and deep.

Sargassum and water clarity

San Andrés can receive Caribbean sargassum, especially on exposed windward shores, but accumulation differs sharply around the island. No sufficiently current official island-wide sargassum report was available for this initial call, so the site labels the seaweed assessment low-confidence and prioritizes recent local observation. Never confuse clear offshore water with confirmed shoreline conditions.

Sources checked

Maritime authorityDIMAR/CIOH port forecasts
Check San Andrés marine conditions and small-craft restrictions.

Local safety ruleSan Andrés government beach notice
Confirms the 6 PM–6 AM sea-entry prohibition.

Local risk guidanceDisaster-risk office visitor guidance
Lists Spratt Bight, Sound Bay, Cocoplum and southern swimming areas.

Marine operationsDIMAR July 2026 operator notice
Current enforcement context for passenger and safety requirements.