Last updated: July 2, 2025
Understanding the UV Index in Arris, Algeria is crucial for safeguarding your skin and overall health against the harmful effects of ultraviolet radiation. As the sun's rays can cause sunburn, premature aging, and increase the risk of skin cancer, being aware of the daily UV levels allows residents and visitors to take necessary precautions. With Arris's semi-arid climate (BSk), UV exposure can be significant, especially during the peak hours from 10 AM to 4 PM, when the UV Index can soar to 10. Staying informed about the UV Index not only helps in enjoying the sunny days safely but also promotes long-term skin health.
The UV Index throughout the day exhibits a dynamic rise and fall, revealing important insights for sun safety. Starting from a low of 1 at 07:00, the index gradually climbs to reach its peak at 12:00 with a high of 10, indicating a significant risk of harm from unprotected sun exposure. The afternoon sees a slight decrease, dipping from 9 at 11:00 to 7 by 15:00. As the sun begins to set, the UV levels drop back down to 2 by 17:00 and return to a gentle 1 as evening falls. This data underscores the importance of early-day sun protection, especially during midday when UV radiation is at its strongest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV exposure varies significantly, with high-risk months occurring predominantly from March to September. During these months, the UV Index reaches peaks of 8 to 11, classified as very high to extreme, where the burn time can drop to as little as 10 to 15 minutes. In contrast, the winter months of January and December see a moderate UV Index of 4, allowing for longer exposure times of 30 minutes without significant risk. Visitors and residents should take precautions during the high-risk months by wearing sunscreen, protective clothing, and seeking shade, particularly between 10 AM and 4 PM, when UV radiation is strongest. Staying informed and prepared can help minimize the risk of sunburn and long-term skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Algiers UVI | 3 | 5 | 7 | 8 | 9 | 11 | 10 | 9 | 8 | 6 | 4 | 3 |
| Boumerdas UVI | 3 | 5 | 7 | 8 | 10 | 11 | 11 | 9 | 8 | 6 | 4 | 3 |
| Constantine UVI | 3 | 5 | 7 | 9 | 10 | 11 | 11 | 10 | 8 | 7 | 5 | 3 |
| Oran UVI | 3 | 5 | 7 | 9 | 10 | 11 | 11 | 10 | 8 | 7 | 5 | 3 |
| Arris | 4 | 5 | 8 | 9 | 10 | 11 | 10 | 10 | 9 | 7 | 5 | 4 |
| Tebessa UVI | 4 | 5 | 8 | 9 | 10 | 12 | 11 | 10 | 9 | 7 | 5 | 4 |