The ultraviolet radiation scale has five levels, between extreme and low risk.
For regions with very high risk, the IPMA advises the use of sunglasses with UV filter, hat, t-shirt, parasol, sunscreen and to avoid exposing children to the sun.
The minimum temperatures today will fluctuate between 6 degrees Celsius (Bragança) and 17 (in Faro) and the maximum between 19 (in Guarda) and 31 (in Faro).