UV Index in Arica, Chile

Last updated: August 1, 2025

In Arica, Chile, understanding the UV Index is crucial for safeguarding your skin against harmful ultraviolet rays. Given the city’s BWh climate, characterized by warm temperatures and clear skies, residents and visitors alike are susceptible to high levels of UV radiation, particularly during midday hours. With UV Index values peaking at 8 between noon and 1 PM, awareness is key to preventing sunburn and promoting long-term skin health. By understanding UV levels, you can take proactive measures to protect yourself from the sun's damaging effects, ensuring your time outdoors is both enjoyable and safe.

Hourly UV Index in Arica

At dawn, the UV Index starts at a cool 0 at 07:00, indicating minimal sun exposure risk. As the day unfolds, it slowly rises, reaching 1 by 08:00 and climbing to 2 by 09:00. The sun gains strength, peaking at 8 from 12:00 to 13:00—be sure to wear sunscreen during these hours! A gradual decline follows, with the index dropping to 7 at 14:00, then tapering off to 5 by 15:00. By late afternoon, the UV Index decreases further, sinking to 3 at 16:00, before returning to 1 by 17:00 and settling back at 0 as night falls at 19:00. This hourly trend underscores the importance of protecting your skin when the sun is at its zenith!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
TimeUVICategoryTime to Burn
07:001low45 min
08:001low45 min
09:003moderate30 min
10:005moderate30 min
11:008very high15 min
12:0010very high15 min
13:0010very high15 min
14:009very high15 min
15:006high25 min
16:003moderate30 min
17:001low45 min
18:001low45 min
19:000low45 min

Monthly UV Index Trends in Arica

Throughout the year, the UV Index exhibits significant seasonal changes, particularly during the winter and summer months. High-risk months include January through April and September through November, where the UV Index consistently reaches extreme levels (15-14) with a burn time of just 10 minutes. Residents and visitors are strongly advised to take precautionary measures during these periods, such as wearing protective clothing, applying high-SPF sunscreen, and seeking shade. As we transition into the summer, while the UV Index drops to a maximum of 12 in April and later peaks at 10 in August (very high), the burn time increases to 15 or 25 minutes in June and July, emphasizing the need for sun safety practices year-round. Stay vigilant and protect yourself from harmful UV radiation, especially in high-risk months.

Monthly Maximum UV Index for Arica, Chile

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Arica. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec151514129781012141515
Data source: Statistical UV Index data for Arica, based on information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Compare Arica UV Index with Other Chile Cities

The table above highlights how UV exposure in Arica compares to other major locations across Chile. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Arica's solar exposure compared to other cities in Chile. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Santiago UVI141211753468111214
Valparaiso UVI141211854468111214
Vina del Mar UVI141211854468111214
Puente Alto UVI1514128646811121415
Antofagasta UVI15151310867911141515
Arica151514129781012141515