Country guide with live forecast data

Snorkeling in Japan

Compare snorkeling spots in Japan by region, water temperature and 72-hour forecast. Each spot page shows wave height, wind, tides and recommended windows.

Indexed spots 4

Regions 1

Water temperature 28.7°C

Where to snorkel in Japan

Start with protected water: bays, coves, marine reserves and islands where wind and swell are filtered. Open each spot forecast to check whether waves stay low, wind remains manageable and the water temperature fits your gear.

Reef · Okinawa

Ishigaki

29.7°C

Yaeyama island with manta rays at Kabira and clear subtropical reefs.

Reef · Okinawa

Kerama Islands

27.9°C

Okinawan islands with 'Kerama blue' water, turtles and bright coral.

Reef · Okinawa

Miyako

28.9°C

Okinawan island ringed by white sand and clear coral shallows.

Dive site · Okinawa

Okinawa - Blue Cave

28.3°C

Cape Maeda sea cave glowing blue, with reef fish in the clear entrance.

Snorkeling regions in Japan

Okinawa

4 spots

Best Japan spots over the next 72 hours

#1 next 72 hours

Okinawa - Blue Cave

9% of forecast hours are snorkelable

24/100

Waves 0.58m Wind 1.8m/s Water 29.1°C

#2 next 72 hours

Kerama Islands

0% of forecast hours are snorkelable

23/100

Waves 0.94m Wind 3.4m/s Water 28.3°C

#3 next 72 hours

Miyako

0% of forecast hours are snorkelable

19/100

Waves 0.96m Wind 5.0m/s Water 29.3°C

#4 next 72 hours

Ishigaki

0% of forecast hours are snorkelable

17/100

Waves 0.96m Wind 6.0m/s Water 30.0°C

Historical best snorkeling in Japan

#1 historical

Okinawa - Blue Cave

7/100

Cape Maeda sea cave glowing blue, with reef fish in the clear entrance.

1086 sampled hours, 0% snorkelable

#2 historical

Ishigaki

6/100

Yaeyama island with manta rays at Kabira and clear subtropical reefs.

1086 sampled hours, 0% snorkelable

#3 historical

Miyako

6/100

Okinawan island ringed by white sand and clear coral shallows.

1086 sampled hours, 0% snorkelable

#4 historical

Kerama Islands

5/100

Okinawan islands with 'Kerama blue' water, turtles and bright coral.

1086 sampled hours, 0% snorkelable

All snorkeling spots in Japan

Each listing links to the full forecast and the dedicated sea-temperature page for quick checks.

Reef · Okinawa

Ishigaki

Yaeyama island with manta rays at Kabira and clear subtropical reefs.

Forecast Sea temperature 29.7°C

Reef · Okinawa

Kerama Islands

Okinawan islands with 'Kerama blue' water, turtles and bright coral.

Forecast Sea temperature 27.9°C

Reef · Okinawa

Miyako

Okinawan island ringed by white sand and clear coral shallows.

Forecast Sea temperature 28.9°C

Dive site · Okinawa

Okinawa - Blue Cave

Cape Maeda sea cave glowing blue, with reef fish in the clear entrance.

Forecast Sea temperature 28.3°C