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UV Index in Calgary, CA

UV index


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Today's UV index in Calgary, Canada Canada will be up to 0.6, 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 Calgary, reaching up to 0.6. Remember sunglasses and SPF 30+ on sunny days, and be cautious around reflective surfaces like sand, water, and snow for increased UV exposure.

Calgary Weather

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

UV Index in Calgary

Calgary, Canada experiences various levels of UV (Ultraviolet) index throughout the year. During the summer months, from May to August, the UV index in Calgary can reach high levels, reaching 8 or 9 (very high) on the scale. It is crucial to protect your skin by wearing sunscreen, a hat, and sunglasses to minimize the risk of sunburn and potential long-term damage.

Weather Seasons

UV index

Calgary has four distinctive seasons: spring, summer, fall, and winter. Spring (March to May) brings fluctuating temperatures, with an average high of 9 °C (48 °F) and lows near -3 °C (27 °F). Summers (June to August) are warm with average highs of 23 °C (73 °F) and lows around 10 °C (50 °F). Fall (September to November) brings cooler temperatures, averaging highs of 14 °C (57 °F) and lows near freezing. Winters (December to February) are cold, with average highs around -1 °C (30 °F) and lows plummeting to -13 °C (9 °F) or even colder.

Calgary's Climate

Compared to other regions in Canada, Calgary benefits from abundant sunshine. The city on average experiences more than 330 sunny days per year. However, due to its higher latitude, Calgary receives less sun exposure during the winter months compared to southern regions like Vancouver or Toronto. It is essential to be mindful of the changing weather conditions and adaptation measures needed accordingly to stay safe and comfortable.

Annual Sun Radiation

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