Scuba Diving at Blowhole

Diving atBlowhole (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.

Tonight's objective overview for Blowhole shows an air temperature of 26°C. The measured surface conditions include wave heights around 1.9 m. This environmental data is logged for the close of the day.

Dive Site Location & Key Facts

Everything you need to know about this dive site.

Coordinates22.9315, -109.8095
Site Characteristics
Sandy Bottom
Max Depth15m / 49ft
Entry Typeboat
Water Typesalt
Dive Types
ReefWall

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.

Blowhole

Conditions are Good

7/10
Confidence: 8/10
Indicates meteorological model agreement and data availability.

Best Dive Window

Optimal conditions expected

06:12
18:45
H: 10:45
L: 16:20
Air / Sea Temp
26° / 28°
Wave Height
1.6 m
Wind Speed
31 km/h W
Rain Chance
0%

Current conditions near Blowhole show 26° air, 28° sea temperature, 1.6 m waves, and 31 km/h wind. Forecast data is refreshed regularly to ensure accuracy.

Radius: ~12km
Updated: Jun 10, 2026, 07:26 local time
MARINE: OPEN-METEOWEATHER: YR.NO

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

79/100
Good

Scores combine air & water temps, waves, wind & rainfall for overall conditions.


BEST MONTHS TO DIVE

JAN
FEB
DEC
DIVE SCORE
(0–100)
79
JAN
78
FEB
75
MAR
73
APR
65
MAY
65
JUN
71
JUL
65
AUG
69
SEP
65
OCT
78
NOV
80
DEC
AIR TEMP (°C)
21
22
22
24
27
28
30
30
30
28
25
23
WAVES (M)
1.0
1.1
1.2
1.3
1.5
1.5
1.4
1.6
1.5
1.6
1.2
1.1
WIND (KM/H)
16
15
18
19
19
21
20
19
18
18
15
14
RAIN (MM)
0.3
0.1
0.0
0.0
0.1
0.1
0.6
2.3
2.9
2.2
0.1
0.5
DIVE SCORE GUIDE (0–100)
Excellent (90–100)
Very Good (80–89)
Good (70–79)
Moderate (50–69)
Poor (30–49)
Not Recommended (0–29)

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

According to recent observations, water temperatures near Blowhole are approximately 28°C (82°F). Surface air temperatures are resting at 26°C (78°F).

The forecast outlook suggests that temperatures will stay close to current levels.

Divers who prefer moderate insulation typically choose 2-3mm shorty or light wetsuit in similar environments. Consider warmer surface protection (like a boat coat) due to brisk winds. Many experienced divers adjust their exposure protection depending on the type of dive planned. Stronger winds may also make surface intervals feel cooler than usual.

Blowhole conditions last reviewed: 07:26 local time (UTC-7), Jun 10, 2026

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 Blowhole.

Hyperbaric Chamber

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
24/7 Available

Divers Alert Network

Diving emergency assistance available through DAN World.

+1-919-684-9111
  • 24/7 emergency hotline
  • Diving medical assistance
  • Evacuation coordination
View official DAN emergency contacts

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 Centers Near Blowhole

Cabo Trek
11.8 km away

Cabo Trek

5| 552 reviews
Today: 07:00 - 17:30
Sun07:00 - 17:30
Mon07:00 - 17:30
Tue07:00 - 17:30
Wed07:00 - 17:30
Thu07:00 - 17:30
Fri07:00 - 17:30
Sat07:00 - 17:30
Cabo Private Guide

Cabo Private Guide

4.9| 298 reviews
11.8 km
East Cape Explorers

East Cape Explorers

4.8| 526 reviews
20.3 km

Nearest Airports

Nearest airports to help plan travel to this dive area.

Cabo San Lucas International AirportCSW
14 km
Los Cabos International AirportSJD
26 km
Manuel Márquez de León International AirportLAP
138 km
💵Currency:MXN

Search Flights

Check available flights and routes on Expedia, using the nearby airports listed in this section.

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Frequently 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.

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