Blue Hole
About this Dive Site
Description
The Blue Hole on Tanna is a truly unique geological wonder, a deep, circular sinkhole that plunges into the ocean depths. Descend along its walls to discover a world of hidden crevices and the specialized marine life that thrives in this ethereal blue environment. The crystal-clear water offers an unforgettable exploration.
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
March, April, May, September, October
Jan
Warm waters, potential for volcanic sand diving experiences
Feb
Continued warm conditions, possibility of plankton
Mar
Visibility improving as wet season ends
Apr
Good visibility, calm seas, unique volcanic dive sites
More monthly highlights
May
Pleasant diving conditions, explore the underwater volcanic landscapes
Jun
Visibility can decrease slightly, but still good for exploring
Jul
Cooler water temperatures, potential for larger pelagics
Aug
Continued cooler temperatures, focus on unique volcanic formations
Sep
Visibility improving, good for exploring wrecks and reefs
Oct
Warm waters returning, vibrant marine life
Nov
Visibility starts to decrease as wet season approaches
Dec
Start of the wet season, visibility can be reduced
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