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Kerama Islands

Kerama Islands 1
Travel Info
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Travel Info

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Kerama Islands Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Kerama Islands year round climate

  • Spring (March–May): Average 10.5–19.3°C, mild and comfortable climate, but with more rainfall and occasional showers. Common activities: snorkeling, diving, whale and dolphin watching (seasonal). Recommended clothing: light jacket, long-sleeved shirts, sun protection clothing.
  • Summer (June–August): Average 23.7–29.5°C, hot and humid, abundant rainfall, mostly afternoon thunderstorms. Common activities: swimming, surfing, water sports, stargazing. Recommended clothing: light and breathable short-sleeved clothing, shorts, swimwear, sunscreen, rain gear.
  • Autumn (September–November): Average 19.1–27.1°C, comfortable and pleasant climate, rainfall gradually decreasing. Common activities: snorkeling, diving, sea fishing, sightseeing. Recommended clothing: light long-sleeved or short-sleeved shirts, long or short pants.
  • Winter (December–February): Average 6.1–7.2°C, relatively low temperatures, drier, occasional cold winds. Common activities: birdwatching, enjoying the island's peaceful atmosphere. Recommended clothing: warm jacket, long pants, scarf and other warm clothing.

Kerama Islands climatological average

Annual average temperature: approx. 17°C / Annual rainfall: approx. 1656 mm / Summer humidity: 75%–85% / Rainiest month: August

Kerama Islands monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
5.1°C
47.4
February
6.1°C
72.5
March
10.5°C
131.3
April
16.4°C
182.2
May
19.3°C
199.8
June
23.7°C
248.8
July
28.9°C
176
August
29.5°C
254.7
September
27.1°C
127.3
October
19.1°C
105.2
November
13.9°C
91.9
December
7.2°C
19.2

Kerama Islands weather for the next seven days

9/25
Friday
Overcast
26.3°C/18.4°C
9/26
Saturday
Overcast
20.6°C/17.9°C
9/27
Sunday
Overcast
21.3°C/17.8°C
9/28
Monday
Overcast
25.8°C/18.8°C
9/29
Tuesday
Overcast
24.8°C/18.6°C
9/30
Wednesday
Patchy rain nearby
26.1°C/20°C
10/1
Thursday
Light rain shower
22.6°C/18.6°C

Kerama Islands Frequently Asked Questions and Useful Information for Travel

Is Kerama Islands worth visiting?

The Kerama Islands are an idyllic destination, especially if you love hiking, beach hopping, whale watching, snorkeling, and diving. The ocean around these islands is famously known for its distinctive 'Kerama blue' color.

Can you stay on Kerama Islands?

Yes, you can stay on the Kerama Islands. Aka Island, for example, is accessible by ferry from Zamami Island, and visitors can enjoy accommodations on either island.

What are the main islands in the Keramas?

The Kerama Islands are broadly divided into the Zamami Islands and Tokashiki Island. Each offers unique experiences for travelers.

Which Kerama Island is best for snorkeling?

The Zamami Islands within the Kerama chain are highly recommended for those who love snorkeling. The clear waters provide excellent visibility for underwater exploration.

Which Kerama Island is best for diving?

Tokashiki Island is recommended for diving enthusiasts. It offers fantastic opportunities for divers to explore the vibrant marine life and coral reefs of the Kerama Islands.