Using Naha as a reference, Okinawa enjoys a mild climate year-round.
• Coldest months (Jan–Feb): approx. 15°C minimum
• Hottest months (Jul–Aug): approx. 32°C maximum
This makes Okinawa warm in winter and relatively cool in summer, suitable for travel all year with proper sun protection.
Seasonal notes:
• Rainy season: May–June
• Typhoon season: August–September
Average sea temperatures:
• Feb–Mar: approx. 22°C → recommended 5mm wetsuit with hooded vest
• Summer: approx. 29°C → rash guard and swimwear sufficient
• Spring & Autumn: 5mm wetsuit recommended
➡️ Diving is possible all year round in Okinawa.
