UV Index in São Paulo, Brazil

· America/Sao Paulo

11.7
Extreme · clear-sky maximum Tuesday, October 20, 2026

At solar noon (11:51:23 AM) the sun reaches 76.9° above the horizon in São Paulo. Without clouds, that corresponds to a maximum UV index of about 11.7 (extreme). Clouds usually lower the real value; snow, sand, water and altitude can raise it.

☀️ Sun Safety: When the UV index is high, protect yourself with sunscreen, shade, and a hat. Values of 6 or more indicate increased sunburn risk!

UV index in São Paulo, next 14 days

DateSun at noonClear-sky maxForecast max
76.9° 11.7 Extreme —
77.3° 11.7 Extreme —
77.7° 11.8 Extreme —
78.0° 11.8 Extreme —
78.4° 11.9 Extreme —
78.7° 11.9 Extreme —
79.0° 11.9 Extreme —
79.4° 12.0 Extreme —
79.7° 12.0 Extreme —
80.0° 12.0 Extreme —
80.4° 12.0 Extreme —
80.7° 12.1 Extreme —
81.0° 12.1 Extreme —
81.3° 12.1 Extreme —

Clear-sky values are calculated from the sun's height at solar noon (cloud-free sky, average ozone). Forecast values from Open-Meteo include clouds and load in your browser.

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The UV index in São Paulo measures the intensity of ultraviolet radiation reaching the ground. Values below 3 are considered low risk, while 6 and above require sun protection such as sunscreen, sunglasses, and shade. The clear-sky value shows how strong the sun can get on each day; the forecast shows what is expected with clouds. See today's sunrise and sunset times for São Paulo or discover the best light for photos during the golden hour in São Paulo.

About São Paulo

With a population of 11,904,961 as of 2025, São Paulo is the largest city in Brazil and serves as the capital of its namesake state. The municipality has existed since 1554 and covers an area of 1,523 square kilometres at an elevation of 760 metres. The city is situated on the Pinheiros and Tietê rivers, and its highest point is the Pico do Jaraguá. Notable features include the São Paulo Museum of Art, the Edifício Itália, and the University of São Paulo. It maintains official twin town relationships with locations such as Leipzig, La Paz, Abidjan, Funchal, and Macau.

AI-assisted description based on geographic data and editorial notes.