UV Index
UV Index
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Today's UV index in Oshawa, Canada 
will be up to 6.4, indicating a high 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 Oshawa's UV index reaching 6.4, protect your skin from harm by staying in shade, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours between 10 a.m. and 4 p.m., when UV rays are strongest.
The UV index in Oshawa, Canada can reach high levels during the summer months, with a peak in July. It's important to be aware of UV intensity and protect yourself as needed.
Oshawa experiences four distinct seasons. Winter brings snow and freezing temperatures, while spring offers milder weather and blooming flowers. Summer is typically warm and sunny, with a rise in humidity, and autumn presents vibrant foliage and cooler temperatures.
Compared to its region and neighboring countries, Oshawa's weather is generally milder than places further north in Canada. It is also less extreme than nearby countries like the United States, with more predictable seasonal changes.
The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Oshawa. It's designed to provide you with a better understanding of the yearly weather and sun exposure.