UV Index
UV Index
Today's UV index in Zermatt, Switzerland 
will be up to 8.1, indicating a very 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: 2025-05-09
With a UV index of 8.1 in Zermatt, it's crucial to safeguard your skin from harmful UV rays. Protect yourself by minimizing sun exposure, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours.
Zermatt has a UV index that varies seasonally, reaching moderate to high levels in summer and lower in winter. The highest UV index values occur around noon during sunny days in summer months.
Seasonally, Zermatt experiences cold winters with heavy snow, ideal for skiing. Summers are mild and pleasant with moderate rainfall, while spring and autumn have cooler, unpredictable weather with occasional snow in early spring.
Compared to other parts of Switzerland, Zermatt is colder due to its high altitude. It is snowier and has a shorter summer than lower-lying areas. Neighboring countries like Italy and France have warmer weather at similar times because they have lower mountain resorts.
See the UV index hour by hour for Zermatt, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.