Last updated: May 3, 2025
Understanding the UV Index in Moundou, Chad, is essential for both residents and visitors alike, as awareness of UV levels plays a critical role in preventing sunburn and promoting overall skin health. Nestled in an Aw climate zone, Moundou experiences intense sun exposure, particularly during mid-day hours when UV levels can reach a staggering 13. With such high levels of ultraviolet radiation, it's crucial to stay informed about daily variations to protect your skin from potential damage. Armed with knowledge about the UV Index, you can enjoy the sunny days while minimizing health risks—ensuring that your time in this vibrant city is both safe and enjoyable.
The UV Index throughout the day showcases a dramatic rise as the sun reaches its peak. Starting at a mild 1 at 07:00, it gradually climbs to a moderate 3 by 08:00. By 09:00, the intensity accelerates, hitting 7, but the real punch comes at 10:00, peaking at an impressive 10. This high UV exposure continues to escalate until it reaches its maximum of 13 at 12:00, making midday the most critical time for sun safety. After this zenith, the index gradually declines, dropping to 11 at 13:00 and then down to 9 at 14:00. As the afternoon wanes, the UV levels significantly drop, reaching 5 by 15:00 and diminishing to just 2 at 16:00, before slipping to 1 at 17:00, and finally falling to 0 by 18:00. This day's UV pattern highlights the importance of sun protection during the peak hours.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 10 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 5 | 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 Index levels exhibit significant variation, with high-risk months occurring from January to September, where the index ranges from 11 to 14, categorizing UV exposure as extreme with a burn time of only 10 minutes. As we transition into October, the UV index remains high at 12 before declining to 10 in November and December, where exposure is classified as very high but allows for a slightly longer burn time of 15 minutes. Consequently, visitors and residents are strongly advised to take protective measures during these peak months, including wearing sunscreen, protective clothing, and sunglasses, and minimizing direct sun exposure during peak hours to reduce the risk of harmful effects.
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 | 11 | 12 | 13 | 14 | 13 | 12 | 13 | 13 | 14 | 12 | 10 | 10 |
| Kelo UVI | 11 | 12 | 13 | 13 | 13 | 12 | 13 | 14 | 14 | 12 | 10 | 10 |