UV INDEX VALUE & EXPOSURE LEVELS
(Base: Type II Skin Type)

0 - 2
Minimal

Indicates minimal damage from sun's UV for the average (Type II) person. Most people can stay in the noon sun for up to one hour without burning.

3 - 4
Low

Indicates low risk of harm to the skin: Type II individuals can experience a burn in 30-60 minutes.

5 - 6
Moderate

Indicates some significant risk of skin damage due to the sun. Unprotected exposure can result in a burn in only 20-30 minutes.

7 - 9
High

Indicates high risk of harm from unprotected exposure to the sun. Time in the sun should be limited during midday (10 am to 4 pm) since skin may burn in as little as 13-20 minutes.

10 +
Very High

Indicates very high risk from harm. Between 10 am and 4 pm, the length of time to burn may be less than 13 minutes without protection.
  

 

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