Last updated: May 3, 2025
In Ras el Aioun, Algeria, understanding the UV Index is crucial for protecting your skin and maintaining overall health in a region characterized by a semi-arid climate. With peak UV levels reaching as high as 10 during midday hours, awareness of these readings is essential for sunburn prevention and long-term skin health. As the sun’s intensity varies throughout the day, knowing when the UV exposure is at its highest allows residents and visitors to take appropriate precautions. Stay informed and enjoy the beautiful Algarian sun safely!
As the sun rises, the UV Index begins its steady ascent, starting at a mild 1 at 07:00. By 09:00, it jumps to 4, signaling the need for some skin protection. The intensity peaks at 12:00, reaching a maximum of 10, and then holds strong at 10 until 13:00. From there, the index gradually declines, dropping to 6 by 15:00 and continuing to decrease through the afternoon. By the time the sun begins to set, the UV Index settles back to a safe 1 by 19:00. This highlights the importance of being mindful of sun exposure during those midday hours 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 | 4 | 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 | 6 | 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, the UV Index experiences significant fluctuations, peaking during the summer months. From January to February, the UV Index remains in the moderate range (4 to 5), suggesting a burn time of about 30 minutes under sun exposure. As spring approaches, March to May sees a dramatic rise, with values reaching 8 to 10—categorizing these months as having very high UV levels and reducing burn time to just 15 minutes. The extreme UV conditions occur in June and July, where the index hits 12 and 11, respectively, necessitating careful sun protection measures within just 10 minutes of exposure. By August and September, the UV Index remains high (9 to 10), before tapering off in October (7, high) and returning to moderate levels by November and December. Visitors and residents are advised to take precautionary measures, especially during the high-risk months of March through September, including wearing protective clothing, applying sunscreen, and seeking shade to minimize skin damage from the sun’s rays.
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 |
| Ras el Aioun | 4 | 5 | 8 | 9 | 10 | 12 | 11 | 10 | 9 | 7 | 5 | 4 |
| Tebessa UVI | 4 | 5 | 8 | 9 | 10 | 12 | 11 | 10 | 9 | 7 | 5 | 4 |