UV Index in Treillières, Loire-Atlantique, France

· Europe/Paris

2.3
Low · clear-sky maximum Wednesday, October 21, 2026

At solar noon (01:51:08 PM) the sun reaches 31.9° above the horizon in Treillières. Without clouds, that corresponds to a maximum UV index of about 2.3 (low). 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 Treillières, next 14 days

DateSun at noonClear-sky maxForecast max
31.9° 2.3 Low —
31.5° 2.2 Low —
31.2° 2.2 Low —
30.8° 2.1 Low —
30.5° 2.1 Low —
30.2° 2.0 Low —
29.8° 2.0 Low —
29.5° 1.9 Low —
29.2° 1.9 Low —
28.8° 1.8 Low —
28.5° 1.8 Low —
28.2° 1.7 Low —
27.9° 1.7 Low —
27.6° 1.6 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.

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The UV index in Treillières 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 Treillières or discover the best light for photos during the golden hour in Treillières.

About Treillières

Treillières is a commune in the Loire-Atlantique department of France. Spanning an area of 29.1 square kilometers at an elevation of 9 meters, the municipality recorded a population of 10,600 residents in 2023. The local landscape features the Église Saint-Symphorien de Treillières, which serves as the primary church building in the area, alongside the chapelle Notre-Dame-des-Dons du Bois des Dons. These structures are situated within a territory that functions as a standard administrative unit for the region. The commune maintains its current infrastructure to support its inhabitants while managing the spatial requirements of its nearly thirty square kilometers of land.

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