At solar noon (11:50:16 AM) the sun reaches 77.1° above the horizon in Ribeirão Pires. 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.
UV index in Ribeirão Pires, next 14 days
| Date | Sun at noon | Clear-sky max | Forecast max |
|---|---|---|---|
| 77.1° | 11.7 Extreme | — | |
| 77.5° | 11.8 Extreme | — | |
| 77.8° | 11.8 Extreme | — | |
| 78.2° | 11.8 Extreme | — | |
| 78.5° | 11.9 Extreme | — | |
| 78.9° | 11.9 Extreme | — | |
| 79.2° | 11.9 Extreme | — | |
| 79.6° | 12.0 Extreme | — | |
| 79.9° | 12.0 Extreme | — | |
| 80.2° | 12.0 Extreme | — | |
| 80.5° | 12.0 Extreme | — | |
| 80.9° | 12.1 Extreme | — | |
| 81.2° | 12.1 Extreme | — | |
| 81.5° | 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.
Bright conditions call for proper eye protection. Polarized lenses reduce glare and block harmful UV rays.
View on Amazon →About Ribeirão Pires
Located in the state of São Paulo, Brazil, the municipality of Ribeirão Pires covers an area of 99.2 square kilometers at an elevation of 800 meters. The city has existed as a municipality since 1953. According to 2025 data, the population is 118,954. Notable features within the area include the Ribeirão Pires railway station and the Capela do Pilar church building. These sites are situated within the broader administrative boundaries of the municipality, which serves as part of the state of São Paulo.
AI-assisted description based on geographic data and editorial notes.