Diving at Blowhole (Mexico)
Situated in Cabo San Lucas, Mexico, Blowhole presents a dive site characterized by a rocky reef system. Its structure includes progressive walls and sand channels that are easily navigable. The site offers boat entry and reaches a maximum depth of 15 meters / 49 feet. It serves as a good location for Open Water and Advanced Open Water certified divers.
Early observations for Blowhole report a surface air temperature of 29.5°C. The water surface is currently presenting wave heights of 1.4 m. Consider these environmental metrics before beginning your descent.
Dive Site Location & Key Facts
Dive Site Overview
Exploring Blowhole unveils a dynamic underwater landscape that combines rocky formations with expansive sandy stretches, creating an engaging and often surprising dive. This site is defined by its progressive walls, which descend gradually and form a layered environment where various species find shelter and forage.
Divers can expect to traverse reef sections interwoven with clear sand channels, offering varied topography for exploration and a sense of continuous discovery. The area is known for marine encounters, ranging from smaller reef inhabitants navigating the colorful corals to occasional larger pelagic visitors traversing the open water. The distinct interplay of reef and sand creates unique microhabitats, ensuring a different observational focus on each dive, whether examining the intricate details of a gorgonian fan swaying in the current or scanning the blue for passing sharks or rays.
This diversity in structure means divers can spend ample time investigating crevices along the walls for hidden life or observing schools of fish congregating over the sandy bottom, providing a rich visual experience that rewards attentive observation.
Conditions are Moderate
Optimal conditions expected
Current conditions near Blowhole show 29° air, 31° sea temperature, 1.4 m waves, and 39 km/h wind. Forecast data is refreshed regularly to ensure accuracy.
Best Time to Dive
Seasonal shifts primarily influence the optimal diving conditions at Blowhole. From November through April, dive scores are consistently rated 'Good', with air temperatures averaging between 20°C and 24°C / 68°F and 75°F. Rainfall during these months is minimal, typically less than 0.5 mm, which often contributes to better underwater visibility. In contrast, the summer months, from May to October, see warmer air temperatures, climbing to 30°C / 86°F. During this period, dive scores fluctuate between 'Good' and 'Moderate', often due to slightly increased wave heights, up to 1.6 meters, and stronger winds, averaging around 18-21 km/h, which can impact surface comfort and entry.
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
The dive site's profile typically extends to a maximum depth of 15 meters / 49 feet, making it well-suited for Open Water Diver certifications and above. Underwater, conditions are consistently saline, though visibility can fluctuate based on recent swells and localized currents. Water temperature information isn't consistently reported, yet divers should be prepared for the characteristic thermal layers, or thermoclines, often experienced in Pacific waters off Baja California Sur. Currents here can range from mild to moderate, particularly along the walls and within the sand channels. Always conducted via boat entry, divers are typically dropped directly onto the site, allowing for efficient exploration of its various features.
Dive Difficulty & Safety Guidelines
Approaching this site requires divers to be mindful of its progressive walls and sandy channels, as these can create varied current patterns, depending on daily conditions. While no specific hazards are listed, standard safe diving practices are always essential. Divers should maintain buoyancy control, particularly near rocky structures, to avoid accidental contact.
It's recommended to consult a dive professional familiar with the site and its present conditions before any planned dive, especially regarding local currents. A dive computer and a surface marker buoy are practical items for enhancing safety and communication.
Recommended Equipment
- Dive Computer
- DSMB
This gear list is based on verified equipment signals for Blowhole, Mexico. Always confirm final gear choices with your dive operator, guide, or liveaboard.
Recommended Dive Suit
Exposure protection is partly a personal preference.
Dive skin or rash guard typically provides a reliable level of thermal protection for dives here. A hood or vest is suggested for sensitive divers due to surface winds. Forecasts suggest a slight cooling pattern in the days ahead. Cooler days are ahead; you might want a warmer option for later in the week. Carrying a secondary suit is common practice among experienced divers.
Water temperatures across the dive area at Blowhole are presently estimated to be around 31°C (88°F). Surface air temperatures are resting at 29°C (85°F).
Emergency & Medical Support
Essential information to help you plan your dive trip to Blowhole.
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 Blowhole
Visibility at Blowhole often reveals a vibrant display of reef life, with boxfish, pufferfish, and trumpetfish commonly observed navigating the rocky reef. Gorgonian fans add color to the walls, creating intricate backdrops for these smaller inhabitants.
Divers might also spot pork fish mingling within the reef structures. Larger encounters, such as white tip sharks, whales, dolphins, and turtles, are also reported, adding an element of pelagic excitement to the dive experience.
Dive Sites Near Blowhole
View all dive sites in MexicoDiscover more underwater gems in this area.
Dive Centers Near Blowhole
Today: 07:00 - 17:30
Things to Do Around Blowhole
Cabo San Lucas 2-Tank Dive by Boat for Certified Divers
Los Cabos Land's End 1-Tank Dive by Boat for Certified Divers
Los Cabos Small-Group Scuba Diving Experience for Beginners
Nearest Airports
Nearest airports to help plan travel to this dive area.
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Search Flights on ExpediaFrequently Asked Questions
What kind of dive site is Blowhole?
Blowhole features a rocky reef system with progressive walls and sand channels. It's suitable for various dive types, including reef, sandy bottom, and wall diving, offering diverse topography.
What is the maximum depth at Blowhole?
The maximum depth recorded for Blowhole is 15 meters / 49 feet. This depth range makes it accessible for both Open Water and Advanced Open Water certified divers.
How do divers access the Blowhole dive site?
Access to Blowhole is exclusively by boat. Dive operators typically transport divers directly to the site, providing convenient entry to the main dive areas.
What marine life can divers expect to see?
Divers often observe boxfish, pufferfish, trumpetfish, gorgonian fans, and pork fish among the reef. White tip sharks, whales, dolphins, and turtles are also occasional sightings in the area.
Are there any specific training recommendations for diving at Blowhole?
PADI Open Water Diver and Advanced Open Water Diver certifications are useful for this site. PADI Enriched Air Diver training could also enhance bottom time for those interested.
What are the typical water conditions?
The water at Blowhole is saltwater. While specific temperature data is not consistently available, divers should anticipate conditions typical of the Pacific coast of Baja California Sur, which can include varying visibility and thermoclines.
Planning to dive Blowhole?
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Request Dive OffersConditions are Moderate
Optimal conditions expected
Current conditions near Blowhole show 29° air, 31° sea temperature, 1.4 m waves, and 39 km/h wind. Forecast data is refreshed regularly to ensure accuracy.