Islas Marietas
The Marietas Islands, located near Banderas Bay in Mexico, are a UNESCO World Heritage site renowned for their remarkable biodiversity and abundance of marine animals. This protected national park has captivated divers with its awe-inspiring wildlife encounters, which vary depending on the time of year. From humpback whales and whale sharks to manta rays, dolphins, and majestic sea turtles, divers can expect an unparalleled underwater experience. With a maximum depth of 18m and visibility reaching up to 10m, these dive sites are suitable for both beginner and advanced divers. Explore the captivating depths of the Marietas Islands and discover the wonders of Mexico's vibrant underwater world.
Diving Conditions Score for Islas Marietas
6.7
Above AverageDecent conditions, proceed with caution.
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Islas Marietas
Depth
18m
Visibility
10m
Experience Level
beginner
advanced
Weather Conditions for Islas Marietas
Wave Height
0.92m
Wind Speed
4.6 m/s
Water Temp
30.4°C
Visibility
6.68km
Cloud Cover
100%
Wave Period
13.5s
Air Temperature
30.6°C
Precipitation
0.2 mm
Detailed 7-Day Diving Forecast for Islas Marietas
Alpha
Dive Score Chart for Islas Marietas
Best time to dive: 16:00 with score 8.67202342007435/10. Water conditions: Waves 0.92m, Wind 1.7 m/s.Best night dive time: 18:00 with score 7.59977901234568/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Sunrise at Islas Marietas: 06:00
Sunset at Islas Marietas: 18:00
Optimal diving conditions at Islas Marietas are affected by daylight hours. Sunrise occurs at 06:00 and sunset at 18:00, which impacts visibility and water temperature for scuba diving and snorkeling.
Best Overall
16:00Score: 8.7/10
Waves: 0.92m (13.45s), Wind: 1.7 m/s
Best Night
18:00Score: 7.6/10
Waves: 0.92m, Wind: 7.5 m/s
Seasonal Analysis for Islas MarietasAlpha
Historical patterns and best seasons for diving at Islas Marietas
The dive score combines all factors to rate overall diving conditions throughout the year. Higher scores indicate better diving conditions.
Monthly Dive Score Analysis - Seasonal Diving Conditions
Higher values indicate better diving conditions
Seasonal DiveScore Chart
This chart displays monthly diveScore data throughout the year, showing seasonal patterns. The data is presented as a bar chart with an overlaid line graph.Dive scores range from 1 to 10, with 10 being optimal conditions.
Higher values indicate better diving conditions
Best Season for Islas Marietas
Winter
Avg. Score: 9.7/10
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Islas Marietas
January
Score: 9.8
December
Score: 9.7
February
Score: 9.5
Ideal Conditions for Islas Marietas
Water Temp
26.6°C / 79.9°F
August
Visibility
16.1m / 52.8ft
December
Wave Height
0.9m / 3.0ft
January
Wave Period
8.0s
January
Seasonal Insights for Islas Marietas
Islas Marietas shows typical northern hemisphere patterns with July being the warmest month (27.6°C) and January the coldest (19.5°C). The calmest conditions typically occur in January with average wave heights of 0.9m and wave periods of 8.0s. The most comfortable wave conditions are in January with a low wave steepness ratio, creating gentler swells. January offers the longest wave periods (8.0s), creating more comfortable and predictable conditions for boat entries and exits. Ocean currents are slowest in January (0.5m/s) and strongest in January (0.5m/s). January is usually the driest month with 0.0mm of precipitation. For beginners, the best time to visit would be during January to March, when ocean conditions are calmer with long-period waves and currents are typically weaker. Experienced divers might enjoy the challenges and potentially better visibility during the shoulder seasons, with moderate currents that can improve marine life encounters.
Last updated: 1 min. ago - Jun 22, 2026
Note: This dive site is not a verified dive site. Please dive with caution. This dive site might have incorrect information by the community.
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