Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Al Harf, Yemen, as it serves as a vital tool in protecting skin health against the harmful effects of UV radiation. With peak UV readings reaching a striking 12 around noon, awareness of these levels can significantly aid in sunburn prevention and long-term skin care. Nestled in a BWk climate, Al Harf experiences intense sun exposure, especially from late morning to early afternoon. By keeping an eye on the UV Index, you can ensure safer sun practices and enjoy the outdoors while minimizing risks.
The UV Index begins its ascent at 07:00 with a mild rating of 1, gradually building momentum as the sun climbs higher. By 08:00, it reaches a moderate 3, but the real intensity kicks in at 09:00, soaring to 6. As the day progresses, the index hits its peak at 12:00 with a scorching 12, a reminder to seek shade and protect your skin. The early afternoon continues to bear the brunt, with readings of 11 at 11:00 and 13:00, before beginning a gentle descent. At 14:00, the index drops to 9, followed by a further decrease to 6 by 15:00. As the day winds down, the UV levels safely slip again, marking 3 at 16:00 and retreating to a low of 1 by 17:00. Finally, the sun sets with the UV Index trailing off to 0 by 19:00, signaling the end of a sizzling day under the sun.
| 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 | 8 | 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 |
Throughout the year, the UV Index remains notably high, with extreme levels from January to October and only slightly lower in November and December. The highest UV Index occurs in March at 15, followed closely by April and May at 14. Given these consistently elevated levels, visitors and residents should be particularly cautious from January to October, as burn times are as short as 10 minutes during these months. It is advisable for individuals to wear protective clothing, apply high-SPF sunscreen, and seek shade during peak sunlight hours to mitigate the risks associated with severe UV exposure. In December, while the UV Index drops slightly to 9 (very high), protective measures remain important as burn time increases to 15 minutes. Overall, vigilance is essential year-round to ensure skin safety.
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 Harf | 11 | 12 | 15 | 14 | 14 | 13 | 12 | 12 | 13 | 12 | 11 | 9 |
| Sanaa UVI | 12 | 13 | 15 | 16 | 15 | 14 | 13 | 13 | 14 | 13 | 11 | 10 |