UV Index in Alcácer do Sal, Setúbal, Portugal

· Europe/Lisbon

4.0
Moderate · clear-sky maximum Wednesday, October 21, 2026

At solar noon (01:18:43 PM) the sun reaches 40.8° above the horizon in Alcácer do Sal. Without clouds, that corresponds to a maximum UV index of about 4.0 (moderate). 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 Alcácer do Sal, next 14 days

DateSun at noonClear-sky maxForecast max
40.8° 4.0 Moderate —
40.5° 4.0 Moderate —
40.1° 3.9 Moderate —
39.8° 3.8 Moderate —
39.4° 3.8 Moderate —
39.1° 3.7 Moderate —
38.8° 3.6 Moderate —
38.4° 3.6 Moderate —
38.1° 3.5 Moderate —
37.8° 3.5 Moderate —
37.4° 3.4 Moderate —
37.1° 3.3 Moderate —
36.8° 3.3 Moderate —
36.5° 3.2 Moderate —

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 Alcácer do Sal 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 Alcácer do Sal or discover the best light for photos during the golden hour in Alcácer do Sal.

About Alcácer do Sal

Alcácer do Sal is a municipality located in the Setúbal region of Portugal. The administrative area covers 1,499.9 square kilometres, with an elevation of 49 metres above sea level. As of the 2011 census, the population was 13,046. The local rail infrastructure includes the Alcácer do Sal train station, the Monte Novo-Palma train station, and the Vale do Guizo train station. The municipality maintains twin town relationships with Bondy and Mocuba.

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