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UV Index in Santiago, CL

UV index


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Today's UV index in Santiago, Chile Chile will be up to 11.1, indicating extreme 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

UV index at 11.1 in Santiago means extreme risk; limit outdoor time from 10 a.m. to 4 p.m., use shade, protective clothing, SPF 30+ sunscreen, and sunglasses; watch for bright surfaces like water and snow increasing UV exposure.

Santiago Weather

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

UV Index in Santiago

The UV index in Santiago, Chile can be quite high, especially during the summer months. On average, the UV index ranges from 6 to 11 (high to extreme), indicating a significant risk of sunburn. It is important to protect your skin by wearing sunscreen, sunglasses, and a hat when spending time outside.

Weather Seasons

UV index

Santiago experiences four distinct seasons throughout the year. Summer, from December to February, brings hot temperatures reaching around 30 °C (86 °F). Autumn, from March to May, is mild with temperatures ranging from 10 to 22 °C (50 to 72 °F). Winter, from June to August, can be cold, with temperatures averaging between 3 and 14 °C (37 to 57 °F). Finally, spring, from September to November, is a pleasant season with temperatures ranging from 12 to 24 °C (54 to 75 °F).

Santiago's Climate

Compared to its region, Santiago enjoys a higher level of sun exposure. The city is situated in a valley surrounded by the Andes Mountains, which can amplify the sunlight. As a result, Santiago receives about 2,720 hours of sunshine per year, making it one of the sunniest capitals in South America. However, this also means higher levels of UV radiation and a need for increased sun protection measures.

Annual Sun Radiation

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