UV Index
UV Index
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Today's UV index in Västerås, Sweden 
will be up to 0.3, indicating low risk of harm from the sun's UV rays for the average person. Check our tips for today to make sure you're safe in the sun.
Today, the UV index suggests low sun danger (0-2) in Västerås, reaching up to 0.3. Remember sunglasses and SPF 30+ on sunny days, and be cautious around reflective surfaces like sand, water, and snow for increased UV exposure.
Read more here about the climate and sun exposure in and around Västerås.
The UV index in Västerås, Sweden can vary throughout the year. During the summer months, from June to August, the UV index is typically high, ranging between 7 and 8 (high to very high). It is important to protect your skin from the sun's rays by using sunscreen, wearing a hat, and seeking shade during the peak hours of the day.
Västerås experiences four distinct seasons. In the winter months, from December to February, temperatures can drop below freezing, with an average of -3 °C (27 °F). Spring, from March to May, brings milder temperatures around 7 °C to 12 °C (45 °F to 54 °F). Summer, from June to August, is pleasantly warm with temperatures ranging from 18 °C to 24 °C (64 °F to 75 °F). Autumn, from September to November, is cooler with temperatures between 7 °C and 12 °C (45 °F to 54 °F).
Compared to its region, Västerås experiences similar sun exposure. The region of Västmanland, where Västerås is located, generally has weather patterns comparable to other parts of central Sweden. However, Västerås benefits from longer daylight hours during the summer due to its more northern location. It is important to be aware of this when planning outdoor activities, as the extended sunlight hours can lead to increased sun exposure.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Västerås. It's designed to provide you with a better understanding of the yearly weather and sun exposure.