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Astron

Dominican RepublicDirections
Rash guard or 2mm shorty typical

Astron at a glance

Astron is a dive site in Dominican Republic. Typically most favorable May · from 3 years of archive data. Divers commonly see Yellowfin goatfish. Recent reports put the water around 30°C (86°F). Check the latest conditions and entry details before you go.

Next window today· 14:00–19:00 · moderate · sunset 18:03

Forecast for this hour · 13:00 · run under 1 h ago
2.0 m (6.6 ft)waves — about two meters expected (waves — about seven feet expected)

Tap a factor for its source and model point · Forecast 30°C · seasonal avg 30°C ( · Forecast 86°F · seasonal avg 86°F)

Dive windows this week

Lightest wind: Fri
Mon14:00–19:00 moderate

2.0 m waves · 8 kn wind (6.6 ft waves · 8 kn wind)

Tue7:00–17:00 moderate, 17:00–19:00 favorable

1.8 m waves · 8 kn wind (5.7 ft waves · 8 kn wind)

Wed7:00–19:00 favorable

1.3 m waves · 6 kn wind (4.4 ft waves · 6 kn wind)

Thu7:00–19:00 favorable

1.2 m waves · 5 kn wind (3.8 ft waves · 5 kn wind)

Fri7:00–19:00 favorable

1.0 m waves · 4 kn wind (3.3 ft waves · 4 kn wind)

Sat7:00–19:00 favorable

0.9 m waves · 5 kn wind (3.1 ft waves · 5 kn wind)

Sun7:00–19:00 favorable

1.0 m waves · 6 kn wind (3.3 ft waves · 6 kn wind)

Favorable windowModerate window— no window

Every forecast dive window each day, site-local time, from wave and wind forecasts. Numbers under each bar are daylight averages.

First light 6:09 · Sunrise 6:31 · Sunset 18:03 · some windows run past sunset

Source: Open-Meteo marine · model point 18 km from site · updated 26 Oct, 13:22 GMT-4

Forecast only — always assess conditions on site.

Compare this weekend’s windows near Astron

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.

Dived here today — did the forecast match?

Best months, historically

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

  1. January, 70% of days have historically been favorable, water has typically been 27°C (81°F), waves have typically been 1.5 m (4.9 ft), wind has typically been 8 knots
  2. February, 60% of days have historically been favorable, water has typically been 27°C (80°F), waves have typically been 1.5 m (5.1 ft), wind has typically been 9 knots
  3. March, 86% of days have historically been favorable, water has typically been 27°C (80°F), waves have typically been 1.4 m (4.5 ft), wind has typically been 8 knots
  4. April, 80% of days have historically been favorable, water has typically been 27°C (81°F), waves have typically been 1.4 m (4.5 ft), wind has typically been 8 knots
  5. May, 96% of days have historically been favorable, water has typically been 29°C (84°F), waves have typically been 1.2 m (3.8 ft), wind has typically been 7 knots, historically most favorable
  6. June, 91% of days have historically been favorable, water has typically been 29°C (85°F), waves have typically been 1.3 m (4.3 ft), wind has typically been 9 knots
  7. July, 86% of days have historically been favorable, water has typically been 29°C (85°F), waves have typically been 1.4 m (4.7 ft), wind has typically been 8 knots
  8. August, 86% of days have historically been favorable, water has typically been 30°C (85°F), waves have typically been 1.3 m (4.3 ft), wind has typically been 9 knots
  9. September, 96% of days have historically been favorable, water has typically been 30°C (86°F), waves have typically been 1.1 m (3.7 ft), wind has typically been 7 knots
  10. October, 83% of days have historically been favorable, water has typically been 30°C (86°F), waves have typically been 1.3 m (4.1 ft), wind has typically been 7 knots
  11. November, 77% of days have historically been favorable, water has typically been 29°C (84°F), waves have typically been 1.4 m (4.7 ft), wind has typically been 7 knots
  12. December, 68% of days have historically been favorable, water has typically been 28°C (83°F), waves have typically been 1.6 m (5.2 ft), wind has typically been 8 knots

May has typically 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.

  • Atlantic Nurse Shark recorded here Aug (1 record)

    Ginglymostoma cirratummost recent 2013

  • Dendrogyra cylindrus recorded here Aug (1 record)

    most recent 2013

  • Sargocentron coruscum recorded here Aug (1 record)

    most recent 2013

  • Spiny Flower Coral recorded here Aug (1 record)

    Mussa angulosamost recent 2013

  • Thunnus thynnus recorded here Aug (1 record)

    most recent 2013

  • Yellowfin goatfish recorded here Mar (1 record)

    Mulloidichthys vanicolensismost recent 2015

  • Yellowhead Wrasse recorded here Aug (1 record)

    Halichoeres garnotimost recent 2013

Newest record here: 2015. 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.

Data updated July 2026

Site details

Astron is a dive site located in Dominican Republic.

wreck

No hazards recorded for this site yet — that never means there are none. Ask a local operator before you dive.

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