At solar noon (12:03:02 PM) the sun reaches 86.4° above the horizon in Tau. Without clouds, that corresponds to a maximum UV index of about 13.0 (extreme). Clouds usually lower the real value; snow, sand, water and altitude can raise it.
UV index in Tau, next 14 days
| Date | Sun at noon | Clear-sky max | Forecast max |
|---|---|---|---|
| 86.4° | 13.0 Extreme | — | |
| 86.7° | 13.0 Extreme | — | |
| 87.1° | 13.0 Extreme | — | |
| 87.4° | 13.0 Extreme | — | |
| 87.8° | 13.0 Extreme | — | |
| 88.1° | 13.0 Extreme | — | |
| 88.5° | 13.0 Extreme | — | |
| 88.8° | 13.0 Extreme | — | |
| 89.1° | 13.0 Extreme | — | |
| 89.5° | 13.0 Extreme | — | |
| 89.8° | 13.0 Extreme | — | |
| 89.9° | 13.0 Extreme | — | |
| 89.6° | 13.0 Extreme | — | |
| 89.3° | 13.0 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 Tau
Tau is an island located in the Manuʻa region of American Samoa. With a land area of 44.3 square kilometers, the island rises to an elevation of 784 meters above sea level at its highest point, Lata Mountain. The island is situated within the Pacific Ocean.
AI-assisted description based on geographic data and editorial notes.