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Zamami Island

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Zamami Island Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Zamami Island year round climate

  • Spring (March–May): Average 68–75°F, warm and humid climate, relatively high rainfall, especially abundant rainfall in April and May. Common activities: snorkeling, diving, beach activities. Recommended clothing: light and breathable clothing, rain gear.
  • Summer (June–August): Average 80–85°F, hot and humid, relatively high rainfall, occasional showers. Common activities: swimming, sunbathing, water activities. Recommended clothing: light short-sleeved clothing, swimwear, hat, sunscreen.
  • Autumn (September–November): Average 80–74°F, comfortable and pleasant climate, rainfall gradually decreases. Common activities: snorkeling, diving, beach activities, sunset viewing. Recommended clothing: light long-sleeved or short-sleeved clothing.
  • Winter (December–February): Average 66–64°F, warm and comfortable, moderate rainfall. Common activities: enjoying the tranquility of the beach, suitable for diving, escaping the cold for a vacation. Recommended clothing: light jacket, long-sleeved clothing.

Zamami Island climatological average

Annual average temperature: approx. 75.2°F / Annual rainfall: approx. 2246 mm / Summer humidity: 75%–85% / Rainiest month: August

Zamami Island monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
64.2°F
60.1
February
66°F
60
March
68.2°F
165.9
April
73.6°F
217.6
May
75.7°F
229.4
June
80.6°F
318.7
July
85.6°F
129.7
August
85.1°F
342.2
September
83.5°F
165.8
October
80.1°F
149.1
November
74.5°F
155.3
December
66.6°F
252.6

Zamami Island weather for the next seven days

12/17
Wednesday
Patchy rain nearby
71.1°F/66.4°F
12/18
Thursday
Patchy rain nearby
70.1°F/66°F
12/19
Friday
Partly Cloudy
72°F/66.9°F
12/20
Saturday
Moderate rain
71.9°F/68.1°F
12/21
Sunday
Patchy rain nearby
73.9°F/69.6°F
12/22
Monday
Patchy rain nearby
67.8°F/64.9°F
12/23
Tuesday
Patchy rain nearby
68.8°F/64.3°F

Zamami Island Frequently Asked Questions and Useful Information for Travel

Is it worth going to Zamami Island?

Zamami Island is a place of beautiful contrasts. The island's steep, rugged hills lead down to tranquil, white beaches buffered by bright, blue seas teeming with subtropical fish. Every winter, migrating humpback whales swim and play in these calm, warm waters.

How many people live in Zamami Island?

Zamami Island is the largest and most lively island in Zamami Village, with a population of around 600. Visitors come throughout the year—summer for marine activities, and winter for whale watching.

How do I get to Zamami Island, Japan?

To get to Zamami Island you must first travel to Naha city, which is located on the main island of Okinawa. From there you take a 50 minute express ferry, or a roughly 2 hour regular car ferry to the main port on the island.

What are the main attractions on Zamami Island?

Zamami Island boasts stunning natural beauty. The island is renowned for its crystal-clear waters perfect for snorkeling and diving, with vibrant coral reefs and abundant marine life. Designated viewpoints offer breathtaking panoramic vistas of the surrounding Kerama Islands and the vast ocean.

When is the best time to visit Zamami Island for whale watching?

The prime season for whale watching on Zamami Island is typically from January to March. During these months, humpback whales migrate to the warm, sheltered waters around the Kerama Islands to breed and give birth, offering incredible opportunities to witness these majestic creatures.