Iriomote Weather in June
June in Iriomote brings high temperatures around 29°C (84°F) during the day, dropping to 27°C (81°F) at night, with quite a bit of rainfall expected, averaging around 171 mm (6.7 in) for the month.
Rainfall in Iriomote in June
This month experiences about 20 days of rain according to historical data, averaging 171 mm (6.7 in). Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.
Temperature in Iriomote in June
Iriomote in June gets highs of 29°C (84°F) during the day and drops to 27°C (81°F) at night. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 27°C (81°F), nights stay very warm. Air conditioning makes a real difference if you're sensitive to heat. A cold shower before bed can also help you get to sleep more comfortably.
Sunshine in Iriomote in June
The days are predominantly sunny, with an estimated total of around 207 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.If you favor pleasant temperatures and minimal rainfall, June is one of the best months to visit Iriomote.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Iriomote's climate page.
Iriomote Temperature in June
Min Temperature
27°C (81°F)
Max Temperature
29°C (84°F)
Chance of Rain
66%
Precipitation
171 mm (6.7 in)
Rainy days
20 days
Humidity
82%
Sunshine
207 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Iriomote typically stay consistent throughout June, with daily highs averaging around 29°C (84°F). Nights are warm, with lows typically ranging from 24°C (75°F) to 28°C (82°F).
Average temperatures in June
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in June
Historical weather for Iriomote in June
Browse day-by-day weather records for Iriomote spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Iriomote historical weather extremes in June
Based on weather observations in Iriomote between 1976 and 2026, these are the recorded extremes during June.
- The hottest June day on record in Iriomote reached 37°C (99°F) (June 23, 1988).
- Iriomote experienced its chilliest June day on June 6, 1981, reaching only 23°C (73°F).
- The coldest night in June in Iriomote was on June 13, 2000, with a minimum of 20°C (68°F).
Best Places in Japan in June
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in June →
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What to Wear in Iriomote in June
Warm weather calls for comfortable, breathable clothing in June. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Iriomote in June
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Iriomote's climate page.
Temperature Rainfall Sunshine Humidity
See the full Iriomote climate overview or explore weather in Japan.
