UV Index
Västerås UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index2
- Avg Clouds17%
- Max Temp16.5 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Västerås, Sweden 
will reach a high of 2 today. This means a low level of sun exposure. See our tips below to stay safe!
Last checked: 2025-09-21
Hourly Forecast Chart
Today's Safety Tips
The sun danger is low (0-2). You can enjoy the outdoors safely! On bright days, sunglasses are a good idea.
Västerås's UV Index
The UV index in Västerås varies throughout the year, peaking around 5 to 6 in summer months and dropping close to zero in winter due to its northern location and reduced sunlight. Västerås experiences cold winters with snow, often below freezing from December to February, and mild summers with temperatures reaching around 20 to 25 degrees Celsius. Spring and autumn bring moderate temperatures and variable weather, including rain and occasional frost. Compared to southern Sweden, Västerås is generally cooler with longer winters. It has milder summers and less intense UV radiation than southern areas but is warmer and sunnier than much of northern Sweden. Neighboring countries like Norway and Finland have similar seasonal patterns, although Norway’s coastal areas are milder due to the Gulf Stream.
Hourly UV Index Trend
See the UV index hour by hour for Västerås. When the level is high, it's smart to find some shade.
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