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UV Index in Sudbury, CA

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Today's UV index in Sudbury, Canada Canada will be up to 1.2, indicating low risk of harm from the sun's UV rays for the average person. Check our tips for today to make sure you're safe in the sun.


Today's tips

Today, the UV index suggests low sun danger (0-2) in Sudbury, reaching up to 1.2. Remember sunglasses and SPF 30+ on sunny days, and be cautious around reflective surfaces like sand, water, and snow for increased UV exposure.

Sudbury Weather

Read more here about the climate and sun exposure in and around Sudbury.

UV Index in Sudbury

The UV index in Sudbury, Canada ranges from 1 (low) to 11+ (extreme). In summer (June to August), the UV index typically reaches 7-9 (high), which means it is crucial to protect your skin and eyes from the sun's harmful rays. During winter (December to February), the UV index drops to 1-3 (low), but it's still important to use sunscreen and wear protective clothing during outdoor activities.

Weather Seasons

UV index

Sudbury experiences four distinct seasons. Spring (March to May) brings fluctuating temperatures, with highs ranging from 5-15 °C (41-59 °F). Summer (June to August) is warm, with temperatures reaching 20-30 °C (68-86 °F). Fall (September to November) is mild, with temperatures ranging from 10-20 °C (50-68 °F). Winter (December to February) is cold, with temperatures dropping to -15 to -25 °C (5 to -13 °F). Snow is common, and temperatures often feel colder due to wind chill.

Sudbury's Climate

Compared to its region, Sudbury receives ample sunlight throughout the year. The city is situated in the Canadian Shield, which offers less shade from trees compared to other regions. This means that Sudbury receives more direct sun exposure. It's important to take precautions, especially during summer, to avoid sunburn and harmful effects of excessive UV radiation.

Annual Sun Radiation

The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Sudbury. 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 Sudbury (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.