Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Constantine, Algeria, where sun exposure can significantly impact skin health. With a Mediterranean climate (Csa), the region experiences high levels of UV radiation, especially during the summer months. Awareness of UV levels helps prevent painful sunburns and reduces the long-term risk of skin damage, making it essential to check daily UV forecasts. For instance, as observed, UV Index values can peak at 10 around midday, indicating a high risk for unprotected skin. Stay informed and protect yourself while enjoying the beautiful sunshine that Constantine has to offer!
As the sun rises, the UV Index begins its climb, starting at a modest 1 at 7:00 AM. By mid-morning, it quickly escalates to 4 at 9:00 AM, indicating that sun protection is becoming increasingly important. The peak arrives around 12:00 PM, when it hits a scorching 10, urging everyone to take precautionary measures against harmful UV rays. As the afternoon unfolds, the intensity gradually diminishes, dropping to 6 at 3:00 PM and further down to 2 by 5:00 PM. Finally, the day winds down with the UV Index returning to 1 by 7:00 PM, signaling a safe time to enjoy the evening outdoors without the worry of sun exposure. Stay sun-smart and enjoy the day!
| 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 | 6 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 8 | 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, UV index levels fluctuate significantly, affecting sun exposure risks for residents and visitors. From January to February, the UV Index remains moderate (3-5) with a safe burn time of 30 minutes. However, as spring approaches, March sees a rise to a high index of 7, with a reduced burn time of 25 minutes. The summer months are marked by extreme UV exposure: June and July register the highest at 11, indicating a mere 10 minutes before skin damage can occur. Notably, April and May also feature very high levels, necessitating protective measures. The fall months show a gradual decrease in UV intensity, with September at 8 and October at 7, allowing for 15 to 25 minutes of burn time. Visitors and residents should take precautions during high-risk months from March to September, particularly in June and July, by wearing protective clothing, applying sunscreen, and limiting sun exposure during peak hours.
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 | 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 |
| Tebessa UVI | 4 | 5 | 8 | 9 | 10 | 12 | 11 | 10 | 9 | 7 | 5 | 4 |