Last updated: July 2, 2025
Understanding the UV Index in Al Jum`ah, Yemen, is essential for safeguarding your skin against harmful ultraviolet radiation. With peaks reaching as high as 12 during midday, awareness of UV levels is crucial for effective sunburn prevention and maintaining long-term skin health. The region’s arid BWh climate intensifies exposure risks, particularly in the summer months, making it vital to monitor UV conditions daily. By staying informed about local UV Index readings, you can enjoy the sunny days while taking the necessary precautions to protect yourself from the sun's damaging effects.
The UV Index begins the day at a mild level of 1 at 07:00, gradually climbing as the sun rises. By 09:00, it reaches 5, hinting at a more intense solar influence. The real peak occurs between 11:00 and 12:00, where the index skyrockets to an impressive 11 and 12, indicating a strong risk of harm from unprotected sun exposure. As the afternoon progresses, the index starts to decline; by 15:00, it drops to 6, and then further decreases to 3 by 16:00. The sun begins to set, and the UV intensity plummets to 1 at 17:00, finally resting at 0 by 19:00. This pattern highlights the importance of sun protection during the midday hours when UV radiation is at its highest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index exhibits significant seasonal changes, with the highest readings occurring from February to April, peaking at 14-15 and categorized as extreme, indicating a very short burn time of just 10 minutes for unprotected skin. Even during the summer months of June to August, the UV Index remains notably high, ranging from 12 to 13. As we transition into autumn, the UV Index gradually decreases but stays within the extreme category until November; however, December marks a slight reduction to a very high level of 10 with a burn time of 15 minutes. Visitors and residents are strongly advised to take necessary precautions during these high-risk months—specifically from February through October—including wearing protective clothing, applying broad-spectrum sunscreen frequently, and seeking shade during peak sun hours to minimize the risk of skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Al Hudaydah UVI | 9 | 10 | 11 | 13 | 12 | 10 | 9 | 9 | 9 | 9 | 8 | 8 |
| Aden UVI | 10 | 11 | 13 | 14 | 13 | 10 | 11 | 12 | 10 | 10 | 9 | 9 |
| Taiz UVI | 10 | 12 | 13 | 14 | 13 | 10 | 12 | 12 | 11 | 11 | 10 | 9 |
| Mukalla UVI | 11 | 12 | 13 | 14 | 14 | 12 | 12 | 12 | 12 | 11 | 10 | 9 |
| Al Jum`ah | 11 | 13 | 14 | 15 | 14 | 13 | 12 | 13 | 13 | 12 | 11 | 10 |
| Sanaa UVI | 12 | 13 | 15 | 16 | 15 | 14 | 13 | 13 | 14 | 13 | 11 | 10 |