UV Index
UV Index
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Today's UV index in Oshawa, Canada 
will be up to 3.1, 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 3.1 in Oshawa, 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 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.