At solar noon (01:54:40 PM) the sun reaches 36.0° above the horizon in Ermua. Without clouds, that corresponds to a maximum UV index of about 3.0 (moderate). Clouds usually lower the real value; snow, sand, water and altitude can raise it.
UV index in Ermua, next 14 days
| Date | Sun at noon | Clear-sky max | Forecast max |
|---|---|---|---|
| 36.0° | 3.0 Moderate | — | |
| 35.7° | 3.0 Moderate | — | |
| 35.3° | 2.9 Low | — | |
| 35.0° | 2.8 Low | — | |
| 34.6° | 2.8 Low | — | |
| 34.3° | 2.7 Low | — | |
| 34.0° | 2.7 Low | — | |
| 33.6° | 2.6 Low | — | |
| 33.3° | 2.6 Low | — | |
| 33.0° | 2.5 Low | — | |
| 32.6° | 2.5 Low | — | |
| 32.3° | 2.4 Low | — | |
| 32.0° | 2.4 Low | — | |
| 31.7° | 2.3 Low | — |
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.
High UV today? Sport sunscreen with SPF 100 stays on through sweat — essential for long outdoor activities.
View on Amazon →About Ermua
Ermua is a municipality in Bizkaia, Spain. It covers an area of 6.2 square kilometres and sits at an elevation of 165 metres above sea level. As of 2025, the population of the town stands at 15,516 people. Local landmarks include the Church of Santiago, Ermua, which functions as a Catholic parish church, and the Palace of Valdespina, a building classified as a monument. These sites represent the primary notable features within the municipal boundaries, where the density of the built environment reflects the small total area of the territory.
AI-assisted description based on geographic data and editorial notes.