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Map of Coki Beach Reef
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Shore entry

Coki Beach Reef

U.S. Virgin Islands - St. Thomas, United States
1–15 m depthShore entryRash guard or 2mm shorty typical

Coki Beach Reef at a glance

Coki Beach Reef is a shore dive site in U.S. Virgin Islands - St. Thomas, United States with depths of 1–15.2 m (3–50 ft). Typically most favorable May · from 3 years of archive data. Divers commonly see corals and sponges, hawksbill turtles, and juvenile reef fish. Recent reports put the water around 29°C (84°F). Check the latest conditions and entry details before you go.

Marine model · graded 3h ago
1.3 mwaves — about a meter and a half expected

Tap a factor for its source and model point · Forecast 29°C · seasonal avg 29°C

Site hazards: Crowded beach, swimmers/snorkelers, vendors/tour traffic, boat activity, shallow coral/urchins, night-dive navigation, and possible reduced visibility from heavy beach use.

Read the full hazards ↓

Dive windows this week

Best: Mon
Sun6:00–19:00
Mon6:00–19:00
Tue6:00–19:00
Wed6:00–14:00
Thu7:00–10:00
Fri7:00–11:00
Sat6:00–19:00

Favorable windowModerate window— no window

First light 5:32 · Sunrise 5:55 · Sunset 18:56

Source: Open-Meteo marine · model point 6.5 km from site · graded 3h ago

Forecast only — always assess conditions on site.

Forecast · NOAA tide model

Tide & slack timing

Loading tide predictions

Recent diver reports

Dated firsthand observations from divers — not current conditions.

No diver reports for this site yet. — one dated observation helps every diver after you.

What Divers Say

Known for: corals and sponges, juvenile reef fish, tropical reef fish
Best time: Best early in the day before crowds and cruise excursions build; night dives should be guided/local-operator dives.

Based on community reviews and site data. Conditions vary — always verify before diving.

Best months, historically

What conditions have historically been typical at this site, month by month — not a forecast.

  1. Jan27%27°C1.8 m
  2. Feb20%27°C1.9 m
  3. Mar33%27°C1.8 m
  4. Apr52%27°C1.6 m
  5. May80%28°C1.2 m
  6. Jun67%29°C1.3 m
  7. Jul54%29°C1.4 m
  8. Aug56%29°C1.4 m
  9. Sep68%30°C1.4 m
  10. Oct54%30°C1.6 m
  11. Nov34%29°C1.7 m
  12. Dec26%28°C1.9 m

May hastypically had the largest share of favorable days here. Conditions vary year to year — this is historical context, not a forecast.

Based on 3 years of archive data. Bar height shows the share of days each month whose conditions have historically scored favorably.

Marine life recorded at this site, by month

Recorded observations — evidence of past sightings, not a promise of what you’ll encounter.

Species seen here

  • corals and spongesCommonly seen
  • hawksbill turtlesOccasionally seen
  • juvenile reef fishCommonly seen
  • tropical reef fishCommonly seen

  • Acanthurus coeruleus recorded here Jul (1 record)

    most recent 2012

  • Caranx ruber recorded here Jul (1 record)

    most recent 2012

  • Holocentrus adscensionis recorded here Jul (1 record)

    most recent 2012

  • Hypanus americanus recorded here Jul (1 record)

    most recent 2012

  • Lactophrys bicaudalis recorded here Jul (1 record)

    most recent 2012

  • Oligoplites saurus recorded here Jul (1 record)

    most recent 2012

  • Stegastes adustus recorded here Jul (1 record)

    most recent 2012

Counts are occurrence records near this site from public biodiversity datasets (GBIF), grouped by calendar month across all sampled years. Sightings vary — past records are context, not a prediction.

Fills & rentals nearby

Facts from OpenStreetMap, corrected by the community — listed by distance only. Details change; confirm with the shop.

Shop facts come from OpenStreetMap and community corrections, shown nearest first. PickADive lists facts and contacts only — no listing is sponsored or ranked.

Site details

Coki Beach Reef is a beach-entry St. Thomas reef beside Coral World Ocean Park, with very calm, clear conditions often suitable for first dives, snorkeling, and night dives. St Thomas Scuba Diving describes two reefs in roughly 40-50 ft / 12-15 m for divers, while the beach itself is a well-known shore snorkel. Keep the business/attraction separate from the actual beach reef site.

reefshore

Crowded beach, swimmers/snorkelers, vendors/tour traffic, boat activity, shallow coral/urchins, night-dive navigation, and possible reduced visibility from heavy beach use.

Reviews

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