0	No risk
Gering 1 - 2.9	Wear sunglasses on bright days; use sunscreen if there is snow on the ground, which reflects UV radiation, or if you have particularly fair skin.
Mittel 3 - 5.9	Take precautions, such as covering up, if you will be outside. Stay in shade near midday when the sun is strongest.
Hoch 6 - 7.9	Cover the body with sun protective clothing, use SPF 30+ sunscreen, wear a hat, reduce time in the sun within three hours of solar noon, and wear sunglasses.
Sehr hoch 8 - 10.9	Wear SPF 30+ sunscreen, a shirt, sunglasses, and a wide-brimmed hat. Do not stay in the sun for too long.
Extrem > 11	Take all precautions: Wear SPF 30+ sunscreen, a long-sleeved shirt and pants, sunglasses, and a very broad hat. Avoid the sun within three hours of solar noon.