Diving in Koh Rong Archipelago

Explore 33 dive sites in Koh Rong Archipelago, Cambodia. Ocean conditions, marine species, and dive centres.

Best Time to Dive in Koh Rong Archipelago

The warmest water temperatures in Koh Rong Archipelago occur in January, averaging 29.1°C. The coolest conditions are in December at 29.1°C.

Monthly Water Temperatures

  • January: 29.1°C (air: 27.0°C)
  • February: 29.1°C (air: 27.3°C)
  • March: 29.1°C (air: 27.9°C)
  • April: 29.1°C (air: 28.8°C)
  • May: 29.1°C (air: 29.0°C)
  • June: 29.1°C (air: 28.4°C)
  • July: 29.1°C (air: 27.8°C)
  • August: 29.1°C (air: 27.8°C)
  • September: 29.1°C (air: 27.4°C)
  • October: 29.1°C (air: 27.4°C)
  • November: 29.1°C (air: 28.0°C)
  • December: 29.1°C (air: 27.6°C)

Marine Life in Koh Rong Archipelago

Home to 24 recorded species including 18 reef fish, 3 seagrass & algae, 2 other, 1 crabs & lobsters.

Dive Site Difficulty in Koh Rong Archipelago

Koh Rong Archipelago has 27 beginner, 2 intermediate dive sites - suitable for divers of all levels.

Recommended Packing List for Koh Rong Archipelago

Based on average water temperature of 29.1°C.

  • Shorty or Rashguard - warm 29°C water needs minimal exposure protection
  • Mask - essential for every dive
  • Fins
  • BCD - buoyancy compensator
  • Regulator - your most safety-critical piece of gear
  • Dive Computer - tracks depth, time, and NDL
  • Surface Marker Buoy (SMB) - essential for boat pickups
  • Dive Torch - useful for crevices and colour at depth
  • Underwater Camera - capture your diving memories

Marine Protected Areas in Koh Rong Archipelago

  • ឧទ្យានជាតិ ព្រះសីហនុ (រាម) - National Park (IUCN Category II)
  • ដែនជម្រកសត្វព្រៃ​ ពាមក្រសោប - Wildlife Sanctuary (IUCN Category IV)
  • តំបន់រ៉ាមសារ កោះកាពិ - Wetland of International Importance (Ramsar Site) (IUCN Category Ia)
  • ឧទ្យានជាតិ សមុទ្រកោះរុង - National Park (IUCN Category V)

Getting to Koh Rong Archipelago - Nearest Airports

  • Dara Sakor International Airport (DSY), Ta Noun - 33 km away, approx 51 min travel time
  • Sihanouk International Airport (KOS), Preah Sihanouk - 91 km away, approx 114 min travel time
  • Phú Quốc International Airport (PQC), Phu Quoc Island - 150 km away, approx 179 min travel time

Dive Sites

Dive Centres

Frequently Asked Questions

What are the typical diving conditions like in the Koh Rong Archipelago, including visibility and water temperature?
Diving in the Koh Rong Archipelago offers pleasant water temperatures, consistently around 29.15°C during the best months. While specific visibility details are not provided in our current data, the region is known for its healthy reefs. Information regarding typical underwater currents is also not specified in the available data.
What kind of marine life can divers expect to see in the Koh Rong Archipelago?
While specific marine life species are not detailed in our current data for the Koh Rong Archipelago, the area is described as having healthy reefs. Divers can generally expect to encounter a variety of reef-associated species in such environments. For more general information on marine life, visit our wildlife database.
What are considered the best dive sites in the Koh Rong Archipelago for different experience levels?
The Koh Rong Archipelago caters to various experience levels. For beginners, excellent reef sites include Banana bay, Three Fingers Reef, and Pineapple Rock (Pinnacle). Intermediate divers can explore exciting wreck dives like the HTMS Chang Wreck and PGM-11, as well as the Koh Rong Pinnacle.
Is the Koh Rong Archipelago suitable for beginner divers, or is it more for experienced divers?
The Koh Rong Archipelago is highly suitable for beginner divers, with a significant number of its 33 dive sites categorized as 'Beginner'. Sites like Banana bay and Coral Garden offer gentle reef environments. There are also excellent options for intermediate divers, including wreck dives such as the HTMS Chang Wreck.
What is the best time of year to go diving in the Koh Rong Archipelago for optimal conditions and marine life sightings?
For optimal diving conditions in the Koh Rong Archipelago, the best months are Month 1, Month 2, and Month 3, when water temperatures are a comfortable 29.15°C. While specific seasonal marine life highlights are not detailed in our current data, these months typically offer pleasant diving experiences. You can find more general information on diving seasons on our When to Dive page.
How do you get to the Koh Rong Archipelago for a diving trip?
Information regarding specific travel logistics to reach the Koh Rong Archipelago for a diving trip is not detailed in the available data. We recommend checking local travel guides or contacting one of the 13 dive centres in the region for the most up-to-date transportation advice.
Are there any specific seasonal marine life highlights, like whale sharks or manta rays, in the Koh Rong Archipelago?
Specific seasonal marine life highlights, such as sightings of whale sharks or manta rays, are not detailed in the provided data for the Koh Rong Archipelago. The region is known for its healthy reefs, which typically host diverse reef fish and invertebrates year-round. For general marine life information, please refer to our wildlife database.
What are the typical underwater currents like around the Koh Rong Archipelago dive sites?
Information regarding the typical underwater currents around the Koh Rong Archipelago dive sites is not specified in the available data. Divers should always consult with local dive operators, of which there are 13 in the area, for current conditions before planning their dives. This ensures a safe and enjoyable experience at sites like Koh Rong Pinnacle or the HTMS Chang Wreck.