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UV Index in Hamilton

UV index


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Today's UV index in Hamilton, Canada Canada will be up to 7.9, 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.


Today's tips

With Hamilton's UV index reaching 7.9, 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.

Hamilton's UV Index

The UV index in Hamilton, Canada can reach high levels during the summer months, with a maximum index of 9 or higher possible. It is important to be aware of the UV index and take necessary precautions to protect yourself from the sun's harmful rays.

Weather Seasons

UV index

Hamilton experiences four distinct seasons: a cold and snowy winter, a cool and rainy spring, a warm and sunny summer, and a crisp and colorful fall. Each season offers its own unique weather and activities, making Hamilton a great place to live and visit year-round.

Hamilton's Climate

Compared to its region and neighboring countries, Hamilton has a more moderate climate. While it can get quite cold in the winter, it is not as extreme as the cold temperatures seen in some parts of Canada or neighboring countries such as Russia. Similarly, the summers in Hamilton are warm, but not as hot as some parts of the United States or Mexico.

Annual Sun Radiation

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


* This page's content about the UV index in Hamilton (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.