ml2oz

🌦️ 地球と天気

日光浴計算機

Pick your skin type, the UV index, and your SPF to see how long you can safely stay out.

Result will appear here

免責事項: An estimate only — sun sensitivity varies. Reapply sunscreen regularly.

計算式

safe time = (skin burn time × 6 ÷ UV index) × SPF, capped at 2 hours