U.S. Virgin Islands
Tunnels and Arches
About this Dive Site
Description
Dive into the captivating underwater labyrinth of Tunnels and Arches, a St. Thomas gem. Explore natural rock formations that create thrilling swim-throughs and dramatic arches, teeming with lobsters, moray eels, and a vibrant array of reef fish.
Best Time to Dive
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 28°C | 28°C | 29°C | 29°C | 30°C | 30°C | 31°C | 31°C | 30°C | 29°C | 29°C | 28°C |
Peak Season
January, February, March, April, October, November, December
Jan
Whale shark sightings possible, good visibility
Feb
Continued good visibility, potential for humpback whale sightings offshore
Mar
Excellent visibility, start of turtle nesting season on some beaches
Apr
Peak turtle nesting season, vibrant coral health
More monthly highlights
May
Warmer water, good for macro photography
Jun
Start of the summer season, generally calm seas
Jul
Warmest water temperatures, potential for plankton blooms
Aug
Continued warm water, possibility of brief afternoon showers
Sep
End of hurricane season, visibility starts to improve
Oct
Excellent visibility returns, start of the dry season
Nov
Manta ray season begins, consistently good visibility
Dec
Peak manta ray season, excellent conditions for wreck diving
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