UV Index in Canada

Canada has 1039 cities tracked for UV index data. Peak UV values across the country range from 6 to 11, with an average peak of 10. The country spans a wide latitude range, resulting in significant UV variation between northern and southern cities.

Parts of Canada experience extreme UV radiation that requires year-round sun protection. Browse the cities below to see detailed monthly UV data, sun safety recommendations, and the best times for outdoor activities in each location.