It’s hot and humid
Okinawa has a subtropical oceanic climate.It’s warm and humid year-round.The average temperature is around 23°C
UV rays are strong
The ultraviolet rays in Okinawa are extremely strong, about twice as strong as those in Honshu, with the annual UV index reaching about 6.5 to 7.0 in Naha.
Sun protection is essential
You can buy sunscreen at drugstores and convenience stores. The UV rays are strong, so be sure to take measures to protect yourself from the sun.