Tonga
Cathedral Cave
About this Dive Site
Description
Cathedral Cave in Tonga's Vava'u archipelago is a world-renowned dive site, famed for its breathtaking underwater caverns. Divers can ascend within the main chamber, a vast space reminiscent of a cathedral, to marvel at intricate rock formations and the shafts of light piercing the water.
Best Time to Dive
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 30°C | 30°C | 30°C | 29°C | 29°C | 28°C | 28°C | 28°C | 28°C | 29°C | 29°C | 30°C |
Peak Season
April, May, June, July, August, September
Jan
Humpback whale calving season begins, good for snorkeling with mothers and calves
Feb
Peak humpback whale season, excellent for whale encounters
Mar
Humpback whale season continues, good for whale encounters
Apr
Whale season ends, visibility improves, transition to drier season
More monthly highlights
May
Excellent visibility, healthy coral gardens, abundant reef fish
Jun
Manta ray season begins, good for encounters
Jul
Peak manta ray season, frequent sightings
Aug
Manta ray season continues, good for encounters
Sep
Manta ray season winds down, excellent visibility
Oct
Transition to rainy season, potential for plankton blooms
Nov
Plankton blooms may attract feeding frenzies, start of humpback whale season
Dec
Humpback whale calving season begins, good for snorkeling with mothers and calves
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