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Iheya Island

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Iheya Island Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Iheya Island year round climate

  • Spring (March–May): Average 67–74°F, warm and comfortable climate with more rainfall and occasional showers. Common activities: seaside walks, snorkeling, enjoying the ocean views. Recommended clothing: light long-sleeved clothing, light jacket, sun protection clothing.
  • Summer (June–August): Average 79–84°F, hot and humid, rainfall concentrated in June and August. Common activities: swimming, surfing, water sports. Recommended clothing: light and breathable clothing, swimwear, sunscreen, rain gear.
  • Autumn (September–November): Average 75–82°F, comfortable and pleasant climate with less rainfall. Common activities: hiking, trekking, appreciating natural scenery. Recommended clothing: light long-sleeved clothing, light jacket.
  • Winter (December–February): Average 63–67°F, mild and comfortable, moderate rainfall. Common activities: bird watching, seaside walks, enjoying leisure time. Recommended clothing: light jacket, long-sleeved clothing.

Iheya Island climatological average

Annual average temperature: approx. 74.3°F / Annual rainfall: approx. 2486 mm / Summer humidity: 75%–85% / Rainiest month: June

Iheya Island monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
63.9°F
99.7
February
65.1°F
123.1
March
67.3°F
219.9
April
72°F
188.6
May
74.3°F
218.8
June
79.3°F
438.2
July
84°F
154.8
August
83.3°F
328.2
September
82.2°F
175.4
October
79.9°F
121.4
November
75.9°F
189.8
December
67.5°F
228.6

Iheya Island weather for the next seven days

8/14
Friday
Sunny
83.4°F/79.8°F
8/15
Saturday
Patchy rain nearby
83.9°F/80.6°F
8/16
Sunday
Partly Cloudy
82.8°F/79.8°F
8/17
Monday
Partly Cloudy
82.6°F/79.9°F
8/18
Tuesday
Patchy rain nearby
81.9°F/79.6°F
8/19
Wednesday
Thundery outbreaks in nearby
83.7°F/80.4°F
8/20
Thursday
Thundery outbreaks in nearby
82.8°F/81.1°F

Iheya Island Frequently Asked Questions and Useful Information for Travel

What is the best time to visit?

The best time to visit Iheya Island is usually in spring and autumn, when the weather is mild and suitable for visiting the island's attractions.

Which attractions are must-sees?

Must-see attractions on Iheya Island include the Tanaike Wetland in Iheya Village, Nobo Bridge, and the island’s traditional arts and sacred activities.