UV Index
UV Index
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Today's UV index in Mississauga, Canada 
will be up to 3.9, 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.
With a UV index reaching up to 3.9 in Mississauga, 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.
The UV index in Mississauga, Canada can reach high levels during the summer months, with a peak around July. It's important to note that UV index levels can change depending on the time of day and cloud cover.
Mississauga experiences four distinct seasons: a cold winter, a rainy spring, a warm and humid summer, and a crisp autumn. Winter temperatures can drop below freezing, while summer temperatures can reach the high 20s Celsius.
Compared to its region and neighboring countries, Mississauga's climate is relatively mild. It is protected from extreme cold by the Great Lakes, and its summers are cooler than those in many parts of the United States. However, it still experiences snow and cold temperatures in the winter.
The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Mississauga. It's designed to provide you with a better understanding of the yearly weather and sun exposure.