Okinawa weather in June
Temperature, sea and sunshine in June: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in June
Good
Best time to visit: June – October
What is the weather like in Okinawa in June?
In June, Okinawa is warm: daytime highs average 27 °C, and even at night it stays warm at around 25 °C. The sea averages 26.7 °C – lovely and warm for swimming. Expect around 5 hours of sunshine a day. It rains often – on about 16 days, adding up to 228 mm. The air is often humid and muggy. It is often windy, with gusts of around 30 km/h. All in all, June is a good month for a holiday in Okinawa.
June compared
How the weather changes from May to July. Tap a month to open it.
More details for June
- Daylight
- 13 h 47 min05:35 – 19:22
- UV index
- 12 · extremeclear sky, noon (estimate)All months
- Muggy days
- 30 daysdew point 18 °C or moreAll months
- Wind
- 30 km/haverage daily peakAll months
- Cloud cover
- 77 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC+9Asia/Tokyo
How the score comes together
- Temperatureweight 35 %100 %
- Seaweight 25 %100 %
- Sunshineweight 20 %38 %
- Few rainy daysweight 20 %16 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in June
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
- Rain jacket or umbrella
- Windproof jacket
Okinawa in June: quick answers
Is Okinawa hot in June?
Warm rather than hot: in June, daytime highs in Okinawa average 27 °C and nights cool to about 25 °C.
Can you swim in Okinawa in June?
Yes. In June the sea averages 26.7 °C – lovely and warm for swimming.
Does it rain much in Okinawa in June?
It rains often – on about 16 days, adding up to 228 mm.
Okinawa month by month
The whole year in OkinawaAll destinations: JapanWhere to go in JuneSea temperature in June
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences