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Kume Island

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Kume Island Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Kume Island year round climate

  • Spring (March–May): Average 20–24°C, warm and comfortable climate, rainfall gradually increases. Common activities: diving, snorkeling, beach walks. Recommended clothing: light long-sleeved clothing, light jacket.
  • Summer (June–August): Average 27–30°C, hot and humid, relatively high rainfall, especially in June. Common activities: swimming, surfing, water activities. Recommended clothing: light and breathable clothing, swimwear, sun hat.
  • Autumn (September–November): Average 23–28°C, comfortable and pleasant climate, rainfall decreases. Common activities: diving, snorkeling, sightseeing. Recommended clothing: light long-sleeved clothing, light jacket.
  • Winter (December–February): Average 17–20°C, warm and comfortable, moderate rainfall. Common activities: diving, snorkeling, enjoying the island atmosphere. Recommended clothing: light long-sleeved clothing, light jacket.

Kume Island climatological average

Annual average temperature: approx. 23.7°C / Annual rainfall: approx. 2715 mm / Summer humidity: 75%–85% / Rainiest month: June

Kume Island monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
17.6°C
92.2
February
18.6°C
148.6
March
20°C
157.3
April
22.9°C
234.2
May
24.2°C
390.6
June
27°C
430.3
July
29.9°C
117.7
August
29.1°C
412.2
September
28.5°C
231.8
October
26.4°C
104.9
November
23.4°C
186
December
19.1°C
209.4

Kume Island weather for the next seven days

4/22
Wednesday
Patchy rain nearby
23.5°C/23°C
4/23
Thursday
Moderate rain
24.2°C/22°C
4/24
Friday
Moderate rain
21.9°C/20.5°C
4/25
Saturday
Patchy rain nearby
21.3°C/19.5°C
4/26
Sunday
Sunny
22.2°C/19.7°C
4/27
Monday
Sunny
22.9°C/21.5°C
4/28
Tuesday
Sunny
23.2°C/22.4°C

Kume Island Frequently Asked Questions and Useful Information for Travel

How do you get to Kume Island?

Kume Island is accessible by airplane or ferry. You will want to take at least a full day to explore this small, stunning island. Six to eight flights a day run from Naha Airport to Kume Island. They only take about 35 minutes.

What is the history of Kume Island?

Historically due to Kume's abundance of freshwater, rice was once extensively cultivated. In 1506, the Ryukyu Kingdom invaded Kume under the leadership of Shō Shin. During Ryukyuan rule, Kume Island was often visited by Chinese envoys called sapposhi on their way to Shuri Castle on Okinawa Island.

What language do they speak on Kume Island?

Okinawan, or more precisely Central Okinawan, is a Northern Ryukyuan language spoken primarily in the southern half of the island of Okinawa, as well as in the surrounding islands of Kerama, Kumejima, Tonaki, Aguni and a number of smaller peripheral islands.

What is the climate like on Kume Island?

Kume Island and the other northern islands of Okinawa Prefecture have a Humid Subtropical climate. This climate contributes to noticeable differences in both air temperatures and water temperatures during certain months compared to other regions.

What are the main attractions on Kume Island?

Kume Island boasts beautiful natural landscapes, including pristine beaches like Eef Beach, lush forests, and dramatic cliffs. Popular activities include snorkeling, diving, hiking, and exploring its rich cultural heritage.