The month in detail
What to expect in June
Summer in Matsuyama brings pleasant temperatures (77°F) and long sunny days (5.0h of sunshine). Expect rain on 36% of days — a light raincoat in the bag is recommended. A good balance between weather and crowds, even if September (8.1/10) remains theoretically better.
June ranks 4 out of 12 months in Matsuyama. Compared to May: +5°F daytime, 10 pts more rainy days, −1.6h of sun per day.
This month's conditions
What it's like in June
UV index
7 · high
sunscreen and hat advised
Feels like
muggy at times
19°
Sea
21°C
cool, invigorating
Daylight
14.2h of daylight
Air quality
good
AQI 36
Compare
Is June the right month?
The best month in Matsuyama is September (8.1/10), 0.3 pt higher than June.
Book
Plan your trip
Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.
Stay
Hotels & rentals · Matsuyama
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Activities
Tours, tickets, experiences
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Flights
Multi-airline comparator
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🎟️ Activities & tours · Matsuyama
GetYourGuide selection · free cancellation
Practical info
What you need to know before you go
Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a beach trip.
Country · Japan
🗣️LanguageJapanese
💶CurrencyYen japonais (¥)
🚗DrivingLeft-hand
🛡️Safety ⓘSafe · 2/5
💰Cost of living ⓘModerate · 3/5
🌡️ Climate
🌍Climate typeTemperate oceanic
📈Climate trend ⓘStable
🔥Hottest monthAugust · 86°F
❄️Coolest monthJanuary · 50°F
🌧️Rainiest month ⓘJuly · 38%
🏖️ Beach trip
📅Peak seasonJuin → Sept
🏖️Swell (Sept–Mar) ⓘModérée
Explore
Other destinations in June
If June doesn't convince you for this destination, compare with others.
Location
Where is Matsuyama ?
Global position + regional geographic context.
🌍 World
🔍 Geographic context
JapanTemperate oceanic climate with a 8.1 → 4.1 gap between best and worst month. 10 years of ERA5 data to choose by project.
33.84°N · 132.77°E
Questions
Frequently asked questions
What is the best time to visit Matsuyama?
September is the best month with 81°F highs, 72°F lows, 5.5h of sunshine and 31.0% rainy days. The months of September & May offer comparable conditions.
How many hours of sunshine does Matsuyama get in September?
Matsuyama averages 5.5 sunshine hours per day in September. It is the sunniest month with a climate score of 7.5/10.
What is the rainiest month in Matsuyama?
January is the most unfavourable month with January has the lowest climate score of the year and the lowest climate score of the year.
What are the temperatures at night in Matsuyama in September?
In September, overnight lows reach 72°F, while afternoon highs average 81°F.
Is Matsuyama good in winter?
In winter (December-February), Matsuyama scores 4.1/10 on average — Difficult period — prefer the peak season.. The best month overall remains September with a score of 7.5/10.
When should you avoid Matsuyama?
January is the most difficult month to visit Matsuyama, with January has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.
Can you swim in Matsuyama in June?
In June, the sea averages 70°F in Matsuyama: cool, invigorating. Swimming is possible but brisk; sensitive swimmers may prefer a wetsuit.
Do you need sun protection in Matsuyama in June?
The average UV index reaches 7 in June in Matsuyama (high), with about 14.2h of daylight. Sunscreen and hat advised.