Koh Lak Ngam
Protected Area
Mu ko Chumphon
Why dive here
With 158+ marine species recorded in the area - including blacktip reef sharks, blue-spotted stingrays, mobula rays (devil rays), whale sharks and pufferfish - Koh Lak Ngam offers some of Gulf of Thailand's richest diving. Water ranges 28-31°C, warmest April, May, June.
Koh Lak Ngam is a solid choice for those looking for a relaxed dive in the Gulf. The site features a mix of rocky outcrops and sand patches, with plenty of small reef fish darting between the soft corals. It's a gentle spot, usually with mild currents, making it ideal for newer divers or anyone wanting a chilled-out afternoon underwater. Expect to see things like parrotfish, anemonefish, and maybe a blue-spotted stingray cruising the sand.
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Conditions
Ocean conditions, forecast and tides for Koh Lak Ngam
Koh Lak Ngam Ocean Conditions
Monthly averages for Koh Lak Ngam, sourced from Open-Meteo marine data - nearest station: Open-Meteo marine grid (10.15, 99.7) (6km away)
October Averages
Sea Temperature
30°C
86°F · Range: 29.1–31°C
Air Temperature
27°C
81°F
Wind Speed
4.83 m/s
9.4 knots
Atmospheric Pressure
1009.7 hPa
Based on 4 years of monitoring data · Data sources: Open-Meteo marine data
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