UV Index
UV Index
Today's UV index in Geneva, Switzerland 
will be up to 6.5, indicating a high level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-05-10
With Geneva's UV index reaching 6.5, protect your skin from harm by staying in shade, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours, especially between 10 a.m. and 4 p.m. when UV rays are strongest.
The UV index in Geneva varies throughout the year, typically ranging from low in winter (around 1-2) to moderate or high in summer (up to 7-8). Peaks occur in late spring and summer.
Geneva has four distinct seasons: cold winters with snow, cool springs, warm summers, and mild autumns. Spring and autumn are often rainy, while summer sees more sunshine and occasional thunderstorms. Winters are cold but less severe than higher-altitude areas.
Compared to other Swiss cities, Geneva generally has milder winters and warmer summers due to its lower elevation. It is cooler and wetter than nearby French cities like Lyon but sunnier than northern parts of Switzerland. Geneva's climate is typical for the western Swiss plateau.
See the UV index hour by hour for Geneva, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.