Last updated: June 2, 2025
In Koumra, Chad, staying informed about the UV Index is crucial for protecting your skin and overall health. Understanding UV levels can significantly aid in sunburn prevention and reduce the long-term risks associated with excessive sun exposure, such as skin cancer. Koumra's Aw climate, characterized by hot, sunny days, means that residents and visitors alike face heightened risks of UV radiation, particularly during midday hours when the UV Index peaks at a striking 12. By familiarizing yourself with the daily UV fluctuations, you can take proactive measures to safeguard your skin and enjoy the sun responsibly.
As the day unfolds, the UV Index rises sharply, starting from a calm 1 at 07:00. By 08:00, it climbs to a moderate 3, making it a good time for early risers to enjoy the outdoors. The sun takes center stage by 09:00, reaching 6, and peaks dramatically at 11:00 and 12:00 with a remarkable 12—a clear indication to seek shade or apply sunscreen during these hours. As the afternoon progresses, the intensity gradually reduces, descending to 8 by 14:00 and further down to 5 by 15:00. By late afternoon, the UV rays mellow to 2 at 16:00 and again drop to 1 by 17:00, rendering the evening safer for outdoor activities. The UV Index finally settles at 0 by 19:00, wrapping up the day with a gentle farewell from the sun. Stay protected during the peak hours and enjoy the outdoors safely!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV Index levels exhibit significant fluctuations, peaking in the summer months. January through May show extreme exposure levels, with consistent UV Index readings of 11 to 13, necessitating vigorous sun protection. June to October continues this trend, with August and September marking the highest UV Index at 14, indicating an urgent need for protective measures. November and December see a slight reduction to a very high UV Index of 10, allowing for 15 minutes of burn time. Visitors and residents should remain vigilant, particularly from March to September, when the risk of UV exposure is at its worst; wearing sunscreen, protective clothing, and seeking shade during peak sun hours is highly recommended to minimize risks of skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Abeche UVI | 10 | 12 | 12 | 11 | 11 | 11 | 12 | 13 | 12 | 10 | 9 | 9 |
| N'Djamena UVI | 10 | 12 | 13 | 12 | 12 | 12 | 13 | 13 | 13 | 11 | 10 | 9 |
| Sarh UVI | 11 | 12 | 13 | 13 | 13 | 12 | 13 | 14 | 14 | 12 | 10 | 10 |
| Moundou UVI | 11 | 12 | 13 | 14 | 13 | 12 | 13 | 13 | 14 | 12 | 10 | 10 |
| Koumra | 11 | 12 | 13 | 13 | 13 | 12 | 13 | 14 | 14 | 12 | 10 | 10 |
| Kelo UVI | 11 | 12 | 13 | 13 | 13 | 12 | 13 | 14 | 14 | 12 | 10 | 10 |