April · Japan
Best time to visit Naoshima in April Weather, crowds & prices
Weather in Naoshima in April
Average temperature 15°C, 168 mm of rain, about 19 days with 6+ hours of sunshine and 77% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
April score
6.8/10
Ranked #2 of 12 months
- Avg temp
- 15°C
- Rainfall
- 168 mm
- Humidity
- 77%
- Days with 6h+ sun
- 19
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
April in Naoshima scores 6.8/10 for sightseeing and cultural travel - one of the top 12-month picks (#2). Expect around 15°C, 168 mm of rain, and roughly 19 days with 6+ hours of sunshine this month.
Naoshima is the Seto Inland Sea art island of Yayoi Kusama pumpkins, Tadao Ando museums, and slow ferry rhythms. Best window: late spring through early autumn.
April in Naoshima — workable with trade-offs
Temperatures hover around 15°C (59°F) — the kind of month where neither heat nor cold forces the schedule.
168 mm of rain signals a properly wet month, with only about 19 days with 6+ hours of sunshine to count on — build indoor options into the schedule.
That is 6.8/10 on the same scale — 2nd of 12 months, versus 7/10 for the best month here.
Pack layers you can shed by midday plus one warm layer for the evening, a proper rain shell rather than an umbrella.
Budget for peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Naoshima in April?
- In April, Naoshima averages 15°C, 168 mm of rain, and about 19 days with 6+ hours of sunshine. Its climate-comfort score is 6.8/10.
- Is April a good time to visit Naoshima?
- April earns a 6.8/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Naoshima in April?
- Expect about 168 mm of rain in April. Average humidity is 77% and there are about 19 days with 6+ hours of sunshine.
Curated in Naoshima
Tickets & experiences
Things to do in Naoshima
Naoshima, Japan. Live activities and tours from GetYourGuide, matched to this destination.