Koh Haa Lagoon, Koh Phi Phi in Thailand
With its picturesque white-sandy beaches, captivating karst islands, and crystal clear waters, Ko Haa is a true haven for underwater photographers and macro enthusiasts alike. Its shallow lagoon and mesmerizing reefscapes provide the perfect backdrop for capturing your diving adventures.
Discover a fascinating array of marine species at Ko Haa, ranging from elusive Ghost Pipefish measuring just a few centimeters to the playful Octopus lurking amidst the rocks and crevices. You may even have the incredible opportunity to swim alongside a graceful Hawksbill Turtle amidst the pristine coral. Occasional sightings of Marble Rays, Eagle Rays, Whale Sharks, and even Manta Rays add to the excitement of diving here. Every dive promises a pleasant and rewarding surprise, as you never know what magnificent creatures you may encounter.
Ko Haa is an ideal destination for divers of all levels, including beginners, with a maximum depth of 19m. Located in the Krabi Province, Thailand, this close-knit dive community offers a remarkable underwater experience that will leave you in awe.
Diving Conditions Score for Koh Haa Lagoon, Koh Phi Phi in Thailand
Decent conditions, proceed with caution.
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Koh Haa Lagoon, Koh Phi Phi in Thailand
Depth
19m
Visibility
17m
Experience Level
Weather Conditions for Koh Haa Lagoon, Koh Phi Phi in Thailand
Wave Height
0.58m
Wind Speed
14.9 m/s
Water Temp
31.1°C
Visibility
17.16km
Cloud Cover
97%
Wave Period
6.4s
Air Temperature
29.4°C
Precipitation
4.6 mm
Dive Score Chart for Koh Haa Lagoon
Best time to dive: 8:00 with score 7.822176767676768/10. Water conditions: Waves 0.56m, Wind 16.8 m/s.Best night dive time: 19:00 with score 7.191246365914788/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Optimal diving conditions at Koh Haa Lagoon 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.
Score: 7.8/10
Waves: 0.56m (6.6s), Wind: 16.8 m/s
Score: 7.2/10
Waves: 0.58m, Wind: 9.9 m/s
Seasonal Analysis for Koh Haa Lagoon, Koh Phi Phi in ThailandAlpha
Historical patterns and best seasons for diving at Koh Haa Lagoon, Koh Phi Phi in Thailand
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 Koh Haa Lagoon, Koh Phi Phi in Thailand
Winter
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Koh Haa Lagoon, Koh Phi Phi in Thailand
Ideal Conditions for Koh Haa Lagoon, Koh Phi Phi in Thailand
Water Temp
27.2°C / 81.0°F
August
Visibility
10.4m / 34.1ft
January
Wave Height
1.9m / 6.2ft
March
Wave Period
8.0s
January
Seasonal Insights for Koh Haa Lagoon, Koh Phi Phi in Thailand
Koh Haa Lagoon, Koh Phi Phi in Thailand shows typical northern hemisphere patterns with May being the warmest month (28.5°C) and December the coldest (22.9°C). The calmest conditions typically occur in March with average wave heights of 1.9m and wave periods of 8.0s. The most comfortable wave conditions are in March 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 March to May, 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 21, 2026