What does UV Index 1 mean?

Related questions

1. What is the highest UV index in Australia?
2. Where are the highest UV levels in the world?
3. How long should I tan in the sun?
4. Do you tan better with clouds?
5. Can you get a tan with SPF 50?
6. Is UV index 3 high?
7. At what UV do you burn?
8. Can you tan through clouds?

Tags

1. #clothing
2. #brimmed
3. #means
4. #sunglasses
5. #protective
6. #exposure
7. #against
8. #between
9. #reading
10. #reduce
11. #index
12. #damage
13. #needed
14. #blocking
15. #protection
16. #unprotected
17. #outdoors
18. #shade