Papua New Guinea
Submarine Base
About this Dive Site
Description
Explore the 'Submarine Base,' a historically significant natural harbor in Rabaul that once served as a wartime submarine hub. Today, this site offers a unique dive experience with several sunken vessels and a rich tapestry of marine life, including barracuda, trevally, rays, and even the occasional reef shark.
Best Time to Dive
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 30°C | 30°C | 29°C | 29°C | 28°C | 28°C | 27°C | 27°C | 28°C | 29°C | 29°C | 30°C |
Peak Season
April, May, June, September, October
Jan
Warm water, but visibility can be affected by rainfall.
Feb
Continued warm water, potential for rain.
Mar
Rainy season tapering off, visibility improving.
Apr
Good visibility, calm seas, ideal for wreck diving.
More monthly highlights
May
Excellent visibility, abundant marine life on wrecks and reefs.
Jun
Peak season for diving Rabaul's wrecks, clear waters.
Jul
Good visibility, exploring diverse marine life.
Aug
Calm seas, ideal for exploring volcanic landscapes underwater.
Sep
Visibility improves, warmer water returns, good for macro life.
Oct
Excellent visibility, abundant marine life on wrecks and reefs.
Nov
Transition to rainy season, visibility may decrease.
Dec
Warm water, but potential for rain and reduced visibility.
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