Japan
Osezaki
About this Dive Site
Description
Osezaki, a jewel of the Izu Peninsula, offers serene diving conditions perfect for all levels, especially beginners. This popular site is a treasure trove of delicate seahorses, colorful nudibranchs, and a multitude of captivating fish species.
Best Time to Dive
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 18°C | 18°C | 19°C | 20°C | 22°C | 24°C | 25°C | 26°C | 25°C | 23°C | 21°C | 19°C |
Peak Season
November, December, April, May, September, October
Jan
Winter, cold water, potential for good visibility
Feb
Winter, cold water, potential for good visibility
Mar
Transition to spring, water warming slightly
Apr
Spring, water warming, increasing marine life
More monthly highlights
May
Late spring, pleasant water temperatures
Jun
Early summer, plankton blooms can reduce visibility
Jul
Summer, warmer water, potential for plankton blooms
Aug
Peak summer, warmest water, potential for plankton blooms
Sep
End of summer, visibility improving
Oct
Autumn, good visibility, pleasant water temperatures
Nov
Late autumn, excellent visibility, cooler water
Dec
Early winter, excellent visibility, cooler water
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