Last updated: June 2, 2025
In Antofagasta, Chile, understanding the UV Index is crucial for maintaining skin health and preventing sunburns. With its desert climate and high UV exposure, particularly during midday hours when the index peaks at 6, residents and visitors must be vigilant. The UV Index can vary significantly throughout the day, making it essential to stay informed about current levels to protect yourself from potential damage. By being aware of UV risks, you can enjoy the beautiful sunlit days in Antofagasta while safeguarding your skin’s wellbeing.
The UV Index throughout the day presents a dynamic interplay of sunlight, peaking at 12:00 PM and 1:00 PM with a robust 6. Early risers will enjoy the gentle warmth with a UV Index of 0 at 7:00 AM, slowly climbing to 1 by 8:00 AM. As the morning progresses, it reaches 3 at 10:00 AM and then escalates to its highest at noon. Afternoon hours see a gradual decline, dipping back to 5 at 2:00 PM before gently dropping to 3 by 3:00 PM. As the sun sets, the index retreats below 1 from 5:00 PM onward, concluding with a soothing 0 at 6:00 PM and remaining steady until dusk. Make sure to stay protected during the peak hours, especially when the sun's rays are at their strongest!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 0 | low | 45 min |
08:00 | 1 | low | 45 min |
09:00 | 2 | low | 45 min |
10:00 | 3 | moderate | 30 min |
11:00 | 5 | moderate | 30 min |
12:00 | 6 | high | 25 min |
13:00 | 6 | high | 25 min |
14:00 | 5 | moderate | 30 min |
15:00 | 3 | moderate | 30 min |
16:00 | 2 | low | 45 min |
17:00 | 1 | low | 45 min |
18:00 | 0 | low | 45 min |
19:00 | 0 | low | 45 min |
Throughout the year, UV exposure fluctuates significantly, with extreme levels particularly prevalent during the winter and late autumn months. High-risk months include January, February, March, September, October, November, and December, where the UV Index reaches as high as 15, indicating extreme exposure that can lead to sunburn in just 10 minutes. Conversely, the spring and summer months show a gradual decrease in UV levels, peaking at May with a UV Index of 8 and a very high exposure category. It's crucial for both visitors and residents to take precautions year-round, especially during high-risk months, by wearing broad-spectrum sunscreen, protective clothing, and seeking shade when outdoors. Remember, even on cloudy days, UV rays can pose a significant risk to skin health.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Santiago UVI | 14 | 12 | 11 | 7 | 5 | 3 | 4 | 6 | 8 | 11 | 12 | 14 |
Valparaiso UVI | 14 | 12 | 11 | 8 | 5 | 4 | 4 | 6 | 8 | 11 | 12 | 14 |
Vina del Mar UVI | 14 | 12 | 11 | 8 | 5 | 4 | 4 | 6 | 8 | 11 | 12 | 14 |
Puente Alto UVI | 15 | 14 | 12 | 8 | 6 | 4 | 6 | 8 | 11 | 12 | 14 | 15 |
Antofagasta | 15 | 15 | 13 | 10 | 8 | 6 | 7 | 9 | 11 | 14 | 15 | 15 |