Today's UV outlook for São Paulo
Today's forecast for São Paulo peaks at UV 1.4 around 12:00. The live reading is UV 0.3 right now.
São Paulo sits at about 724 m elevation. Thinner air at altitude can add roughly 7% UV compared with sea level at the same latitude—cool mountain air is not a low-UV signal.
UV stays low across today's forecast. Minimal sun protection is needed for most people, though reflective surfaces like snow or water can still add exposure.
Compare with other cities in São Paulo, or read practical planning notes in the blog .
