Scuba Diving in Tonga

Explore 23 dive sites and 3 dive centres in Tonga. Conditions, marine life, and the best time to dive.

Tonga Diving at a Glance

3 dive regions, 23 dive sites, 3 dive centres, 450 marine species recorded.

Travel Advisories for Tonga

UK FCDO: See travel advice before travelling.

Best Time to Dive in Tonga

The best months to dive in Tonga are January, February, March, based on water temperature, visibility, wave conditions, and currents.

Month-by-Month Diving Conditions

  • January: Great, water 27.6°C
  • February: Great, water 27.6°C
  • March: Great, water 27.6°C
  • April: Great, water 27.6°C
  • May: Great, water 27.6°C
  • June: Great, water 27.6°C
  • July: Great, water 27.6°C
  • August: Great, water 27.6°C
  • September: Great, water 27.6°C
  • October: Great, water 27.6°C
  • November: Great, water 27.6°C
  • December: Great, water 27.6°C

Recommended Packing List for Tonga

Based on average water temperature of 27.6°C.

  • Shorty or Rashguard - warm 28°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

Dive Regions