UV Index
UV Index
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Today's UV index in Vaughan, Canada 
will be up to 1.4, 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 Vaughan, reaching up to 1.4. 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 Vaughan.
The UV index in Vaughan is an important factor to consider when planning your outdoor activities. It measures the strength of the sun's ultraviolet (UV) radiation and indicates the risk of getting sunburned or developing skin cancer. In summer (June to August), Vaughan experiences high UV levels, with the index reaching 8 or 9 (very high), especially between 11 am and 3 pm. It is crucial to protect yourself by using sunscreen, wearing protective clothing, and seeking shade during peak UV hours.
Vaughan experiences four distinct seasons throughout the year. During winter (December to February), temperatures can drop to an average of -7 °C (19 °F), with occasional snowfall. Spring (March to May) brings milder temperatures, ranging from 1 °C (34 °F) to 16 °C (61 °F), with increasing sunshine hours. Summers (June to August) are warm, with average temperatures reaching 27 °C (81 °F). Autumn (September to November) is characterized by cooler temperatures, between 5 °C (41 °F) and 19 °C (66 °F), and beautiful fall foliage.
Compared to its region, Vaughan enjoys a moderate amount of sun exposure. Situated within the Greater Toronto Area, it experiences similar weather patterns to nearby cities. However, its northern location provides slightly cooler temperatures compared to downtown Toronto. Nevertheless, both areas have similar levels of sunshine throughout the year. It is important to be aware of the UV levels and take appropriate precautions irrespective of the city you are in.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Vaughan. It's designed to provide you with a better understanding of the yearly weather and sun exposure.