Kayama Island
Island Uninhabited islet in Okinawan waters
A small Ryukyu island near Ishigaki, Kayama Island sees snorkelers and local fishers at short beaches and coral fringes; access is by boat from nearby islands.
How to Get to Kayama Island #
Access typically by local ferry or charter from larger Ryukyu islands; schedules are seasonal and depend on demand. Check regional ferry operators for current timetables.
Tips for Visiting Kayama Island #
- Check tide tables and local transport - some Ryukyu islands have limited connections.
- Respect local customs and any protected areas-many smaller isles maintain traditional restrictions.
- Bring reef-safe sunscreen if planning to snorkel; coral can be fragile around smaller islands.
Best Time to Visit Kayama Island #
Late spring through early autumn for marine activities and island access.
Late spring to early autumn
May-October · 22-30°C
Warmer seas and the best snorkelling conditions.
Winter
December-February · 15-20°C
Milder than mainland Japan but cooler for swimming; quieter for visits.
Weather & Climate near Kayama Island #
Climate
Temperature & Rainfall
Temperature Range
31°
Warmest Month
11°
Coldest Month
Monthly Conditions
January
Weather
0.8
UV Index
Moderate
10.7h daylight
February
Weather
1.1
UV Index
High
11.2h daylight
March
Weather
1.3
UV Index
High
11.9h daylight
April
Weather
1.6
UV Index
Very High
12.6h daylight
May
Weather
2.0
UV Index
Very High
13.2h daylight
June
Weather
2.3
UV Index
Extreme
13.5h daylight
July
Weather
2.6
UV Index
Extreme
13.4h daylight
August
Weather
2.3
UV Index
Extreme
12.9h daylight
September
Weather
1.9
UV Index
Very High
12.2h daylight
October
Weather
1.5
UV Index
High
11.5h daylight
November
Weather
1.0
UV Index
High
10.8h daylight
December
Weather
0.8
UV Index
Moderate
10.5h daylight
