U.S. Virgin Islands
Grass Cay
About this Dive Site
Description
Explore the vibrant underwater gardens of Grass Cay, where sandy patches give way to diverse coral formations teeming with life. Keep an eye out for graceful stingrays gliding by, elusive moray eels peeking from crevices, and a kaleidoscope of tropical fish. This picturesque site is a dream for underwater photographers seeking colorful subjects.
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, November, December, April, October
Jan
Exceptional visibility in the National Park waters, abundant marine life
Feb
Crystal clear waters, ideal for exploring reefs and underwater landscapes
Mar
Peak season for marine life encounters, including turtles and various fish species
Apr
Still excellent visibility, warmer water temperatures
More monthly highlights
May
Good for macro photography, sea turtles are commonly seen
Jun
Calm seas, ideal for exploring shallow reefs
Jul
Warmest water, potential for plankton blooms affecting visibility slightly
Aug
Occasional brief rain showers, but diving conditions remain generally good
Sep
Visibility starts to improve as the rainy season tapers off
Oct
Visibility significantly improves, start of the dry season
Nov
Excellent conditions, potential for manta ray sightings
Dec
Peak season for clear water and abundant marine life within the National Park
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