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Innoshima

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Innoshima Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Innoshima year round climate

  • Spring (March–May): Average 49–64°F, mild climate but with more rainfall, especially in April and May. Common activities: Hiking, flower viewing. Recommended clothing: Light jacket, long-sleeved shirt.
  • Summer (June–August): Average 72–83°F, hot and humid, with relatively high rainfall, especially in July. Common activities: Beach activities, water sports. Recommended clothing: Light and breathable clothing, sun hat, sunglasses.
  • Autumn (September–November): Average 65–55°F, pleasant and comfortable climate with less rainfall. Common activities: Sightseeing, outdoor recreation. Recommended clothing: Long-sleeved shirt, light jacket.
  • Winter (December–February): Average 43–41°F, cold and dry with low rainfall. Common activities: Indoor activities, onsen experience. Recommended clothing: Warm clothing, thick jacket, scarf, gloves.

Innoshima climatological average

Annual average temperature: approx. 60.8°F / Annual rainfall: approx. 1175 mm / Summer humidity: 70%–80% / Rainiest month: July

Innoshima monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
40.5°F
22.3
February
41.9°F
55.2
March
49.8°F
106.4
April
59.2°F
137.2
May
64.8°F
161.4
June
72.7°F
167.8
July
81.9°F
177.6
August
83.1°F
107.8
September
79.7°F
82.9
October
65.1°F
77.6
November
55.4°F
59
December
43.5°F
19.8

Innoshima weather for the next seven days

3/16
Monday
Sunny
55.3°F/38.2°F
3/17
Tuesday
Sunny
55.9°F/40.2°F
3/18
Wednesday
Patchy rain nearby
54.3°F/43.1°F
3/19
Thursday
Moderate rain
55.5°F/45.3°F
3/20
Friday
Sunny
59°F/41.1°F
3/21
Saturday
Sunny
61.5°F/44.8°F
3/22
Sunday
Patchy rain nearby
60.7°F/46.1°F

Innoshima Frequently Asked Questions and Useful Information for Travel

What is the best time to visit?

The best time to visit Inshima is usually in spring and autumn, when the weather is cooler and suitable for viewing the natural landscape and art works.

Which attractions are must-visit?

The Yellow Pumpkin in Naoshima, the Teshima Museum of Art in Toshima, and the Olive Garden and Movie Village in Shodoshima are all must-visit attractions.