
Diving atLas Catalinas North (Costa Rica)
Las Catalinas North presents a shallow dive environment within the larger archipelago of the Las Catalinas Islands, situated off the coast of Costa Rica at coordinates 10.47829, -85.86897. Its distinct reef structure makes it a gateway to the region's underwater topography. It functions as one of over a dozen distinct dive spots in this coastal area, each contributing to the diverse Pacific marine ecosystem.
Evening condition tracking at Las Catalinas North features an air temperature of 28°C. We have recorded wave heights measuring 2 m during this period. These figures outline the environmental parameters currently present.
Dive Site Location & Key Facts
Everything you need to know about this dive site.
Dive Site Overview
New divers seeking an approachable introduction to the Pacific's vibrant ecosystems often find Las Catalinas North an ideal starting point. This segment of the Las Catalinas Islands is recognized for providing year-round diving opportunities and a rich variety of marine life throughout the region.
Identified as a shallow site, it offers minimal currents, making it particularly well-suited for beginner and Discover Scuba Diver experiences. While the broader Las Catalinas area offers sites for all experience levels, this northern segment specifically caters to ease of access and consistently calm conditions. Divers can expect to encounter diverse schools of reef fishes, various rays, and sea turtles here, making for engaging observations.
Consistent marine activity benefits the immediate area, contributing to its appeal as a reliable dive destination. Its accessibility makes it a cornerstone for dive centers like ConnectOcean, which operate expeditions from nearby locations such as Playa Potrero Sailing Centre.
Their offerings typically include professional guides, full equipment rental, and refreshments, catering to both certified divers and those experiencing scuba for the first time. The general water temperature across the islands ranges comfortably from 21°C (70°F) in the winter months to 28°C (83°F) from spring through fall, ensuring pleasant conditions for extended bottom times.
These inviting conditions further enhance the overall experience at this welcoming site, allowing new divers to focus on skill development and marine observation in a stress-free environment.
Las Catalinas North
Conditions are Good
Best Dive Window
Optimal conditions expected
Current conditions near Las Catalinas North show 28° air, 30° sea temperature, 1.1 m waves, and 17 km/h wind. Forecast data is refreshed regularly to ensure accuracy.
Best Time to Dive
Considering regional climate patterns, the optimal period for general diving at Las Catalinas North aligns with the drier months, typically from December through April. During this time, average monthly rainfall remains very low, often below 1 mm, creating more stable conditions. Air temperatures are consistently warm, hovering around 27°C (81°F) to 28.5°C (83°F), contributing to comfortable surface intervals. Dive scores in our system reflect 'Good' conditions for these months. For those specifically interested in larger pelagic encounters, Giant Pacific Manta Rays are more commonly observed between December and May. Humpback Whales also migrate through the area from February to March and again from July to October, with divers often serenaded by their songs. While the period from June to October is cited as a prime season for overall marine activity across the broader Las Catalinas Islands due to warm water, it also corresponds with increased rainfall, which can affect visibility. Water temperatures at the sites generally remain inviting, ranging from 21-28°C (70-83°F) throughout the year.
PEAK SEASON SCORE
Scores combine air & water temps, waves, wind & rainfall for overall conditions.
BEST MONTHS TO DIVE
Monthly records compiled from satellite and marine observation nodes over the last 3 years. Data provided by Open-Meteo and MET Norway.
Dive Experience & Conditions
Diving here typically reveals a calm, shallow environment, especially beneficial for divers building confidence. The site is notable for its lack of significant current, providing a relaxed experience. Depths remain within the recreational range, preventing demanding profiles. Water temperatures at Las Catalinas generally range from 21°C (70°F) in the cooler winter months to 28°C (83°F) as spring transitions into fall. Visibility can vary depending on the season, with 'clear' conditions often reported during the prime diving period from June to October, though local conditions are always subject to change. Divers moving through this environment will find navigating the site straightforward, often revealing schools of reef fish and various rays that utilize the calmer waters. Expect a pleasant, unhurried exploration of the reef's varied topography.
Dive Difficulty & Safety Guidelines
An expert tip for diving Las Catalinas North is to always consult with local dive professionals regarding current site conditions. Despite its reputation as a calm and shallow location, adherence to PADI Standard Safe Diving Practices is essential for every dive. Although specific hazards for this site are not documented, environmental factors like changing currents or reduced visibility can occur, particularly outside the drier seasons. Dive operators in the area, such as ConnectOcean, emphasize professional guidance and safety protocols, often providing private charters with a maximum of four divers per guide. Such attention ensures personalized attention and supervision, especially for newer divers. Always verify your equipment and dive plan with your dive master before entering the water.
Recommended Equipment
- Dive Computer
This gear list is based on verified equipment signals for Las Catalinas North, Costa Rica. Always confirm final gear choices with your dive operator, guide, or liveaboard.
Recommended Dive Suit
For many recreational divers, dive skin or rash guard provides a practical level of insulation in these conditions. Divers who tend to get cold easily may prefer slightly thicker exposure protection.
At the moment, divers exploring Las Catalinas North will likely experience water temperatures near 30°C (86°F). Surface air temperatures are resting at 28°C (82°F).
The next few days appear likely to bring similar environmental conditions.
Due to technical issues with our weather providers, data hasn't been fetched for over 48 hours. The data above reflects the conditions at the time of the last successful fetch.
Emergency & Medical Support
Essential information to help you plan your dive trip to Las Catalinas North.

Hyperbaric chambers are a critical part of dive safety infrastructure. Availability varies significantly by region, and not all dive areas have immediate access.
Before diving, it's recommended to:
- confirm nearest medical facilities
- check emergency procedures with local dive operators
- ensure dive insurance covers evacuation if required
Divers Alert Network
Diving emergency assistance available through DAN World.
+1-919-684-9111- 24/7 emergency hotline
- Diving medical assistance
- Evacuation coordination
Emergency contacts are provided for reference. Always verify local emergency services before diving.
Marine Life at Las Catalinas North
The vibrant marine ecosystem at Las Catalinas North offers consistent encounters with various species. Divers often spot moray eels tucked into crevices, alongside numerous schools of reef fish that populate the shallows. Rays and sea turtles are common sights, gracefully moving across the sandy bottoms or resting on the reef. Beyond these regular inhabitants, the broader Las Catalinas Islands attract larger pelagic life. White tip reef sharks can be observed, and during specific seasons, divers might see eagle rays, devil rays, and cow nose rays. Humpback whales also frequent the region from February through March and again from July to October, their songs occasionally audible underwater.
Dive Sites Near Las Catalinas North
View all dive sites in Costa RicaDiscover more underwater gems in this area.
Dive Centers Near Las Catalinas North
Working Hours
Today: 06:00 - 15:00
Connect Ocean
Uncharted Diving Expeditions
Submersea Diving
Chrisdiving Dive Center
Dive With Jose Costa Rica
Pacific Coast Dive Center
Scuba Caribe
Nearest Airports
Nearest airports to help plan travel to this dive area.
Search Flights
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Search Flights on ExpediaFrequently Asked Questions
What is the typical depth at Las Catalinas North?
Las Catalinas North is considered a shallow dive site, making it ideal for beginners and Discover Scuba Divers. Depths remain comfortably within standard recreational limits, ensuring a relaxed experience.
Are there strong currents at this dive site?
No, Las Catalinas North is specifically noted for having no significant current. This contributes to its suitability for less experienced divers and those preferring calmer conditions.
What marine life can I expect to see?
Divers frequently observe moray eels, schools of reef fish, various rays, and sea turtles. The broader Las Catalinas area also hosts white tip reef sharks and seasonal sightings of manta rays and humpback whales.
When is the best time of year to dive Las Catalinas North?
The drier months from December through April offer the most stable conditions with minimal rainfall and good dive scores. Manta ray sightings are more prevalent during December to May, while humpback whales migrate through from February to March and July to October.
What are the water temperatures like?
Water temperatures across the Las Catalinas Islands generally range from 21°C (70°F) in winter to 28°C (83°F) from spring through fall. Conditions are typically warm and comfortable for diving.
Is this site suitable for beginner divers?
Absolutely. Las Catalinas North is explicitly described as perfect for beginner divers and those undertaking a Discover Scuba Diving experience due to its shallow depths and calm conditions.
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Las Catalinas North
Conditions are Good
Best Dive Window
Optimal conditions expected
Current conditions near Las Catalinas North show 28° air, 30° sea temperature, 1.1 m waves, and 17 km/h wind. Forecast data is refreshed regularly to ensure accuracy.
















