Yonaguni Island Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Yonaguni Island year round climate
Spring (March–May): Average 21.3–25.1°C, mild and comfortable climate, abundant sunshine, moderate rainfall. Common activities: diving, snorkeling, sightseeing. Recommended clothing: light long-sleeved clothing, light jacket.
Summer (June–August): Average 28.0–29.6°C, hot and humid, occasional showers. Common activities: swimming, surfing, water sports. Recommended clothing: light and breathable clothing, swimwear, hat, sunscreen.
Autumn (September–November): Average 25.9–27.4°C, comfortable temperature, but September has heavier rainfall. Common activities: diving, snorkeling, sightseeing. Recommended clothing: light long-sleeved clothing, light jacket.
Winter (December–February): Average 19.0–20.3°C, relatively low temperature, occasional rainfall. Common activities: diving, sightseeing. Recommended clothing: light jacket, long-sleeved clothing.
Yonaguni Island climatological average
Annual average temperature: approx. 24.4°C / Annual rainfall: approx. 2348 mm / Summer humidity: 70%–80% / Rainiest month: September
Yonaguni Island monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
19°C
185
February
19.7°C
166.7
March
21.3°C
99.3
April
24°C
139.4
May
25.1°C
206.4
June
28°C
203
July
29.6°C
107.7
August
29.2°C
108.3
September
27.4°C
404.9
October
25.9°C
263.5
November
23.8°C
233.7
December
20.3°C
230.1
Yonaguni Island weather for the next seven days
11/21
Friday
Patchy rain nearby
23°C/22.3°C
11/22
Saturday
Patchy rain nearby
23.1°C/22.4°C
11/23
Sunday
Patchy rain nearby
24.4°C/23.4°C
11/24
Monday
Patchy rain nearby
24.4°C/23.6°C
11/25
Tuesday
Patchy rain nearby
22.7°C/19.8°C
11/26
Wednesday
Patchy rain nearby
23°C/21°C
11/27
Thursday
Patchy rain nearby
23.1°C/21.4°C
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