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UV Index in Toronto

UV index

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Today's UV index in Toronto, Canada Canada will be up to 5.7, indicating a moderate level of sun exposure for the average person. Check the annual sun radiation in the city and our tips for today to make sure you're safe in the sun.

 

Today's tips

With a UV index reaching up to 5.7 in Toronto, stay shaded during midday when the sun is strongest; wear protective clothing, a wide-brimmed hat, UV-blocking sunglasses; apply SPF 30+ sunscreen every 2 hours, even on cloudy days; and be cautious of heightened UV on bright surfaces.

Toronto's UV Index

The UV index in Toronto can reach high levels during the summer months, with a maximum index of 9 or higher on extremely sunny days. In the winter, the UV index is much lower, often dropping below 2.

Weather Seasons

UV index

Toronto experiences four distinct seasons throughout the year. Spring arrives in April, bringing mild temperatures and blooming flowers. Summers are warm with high temperatures typically in the 20s (°C), and occasional heatwaves can push temperatures into the 30s. Autumn showcases beautiful foliage and falling temperatures, and winter brings cold weather, snow, and temperatures that can drop below freezing.

Toronto's Climate

Compared to its region and neighboring countries, Toronto's weather is relatively moderate. The city has a more temperate climate than many areas of Canada, thanks to its southern location and proximity to water. Meanwhile, cities in the northern United States, such as Minneapolis, often experience harsher winter conditions than Toronto does.

Annual Sun Radiation

The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Toronto. It's designed to provide you with a better understanding of the yearly weather and sun exposure.

Disclaimer

* This page's content about the UV index in Toronto (Canada) is for educational and informational purposes only. The developers and data providers are not liable for the accuracy, reliability, or availability of the information. The information is not a substitute for professional medical advice, and the developers and data providers are not medical professionals. Seek advice from a qualified health provider for any medical concerns, and do not disregard medical advice or delay seeking it based on the information provided on this site.