Last updated: June 2, 2025
Understanding the UV Index in Al `Udayn, Yemen is crucial for maintaining skin health and preventing sunburn, especially given the region's hot semi-arid climate. With UV levels peaking around 11 during midday hours, residents and visitors alike must remain vigilant about sun exposure to protect against harmful effects like skin cancer and premature aging. By familiarizing yourself with daily UV fluctuations, you can enjoy the sun safely and make informed choices about sunscreen, clothing, and outdoor activities. Remember, knowledge of the UV Index empowers you to cherish your time under the Yemeni sun while safeguarding your skin!
At sunrise, the UV Index starts modestly at 1 at 7:00 AM, but as the day unfolds, it climbs steadily. By 9:00 AM, it reaches 6, signaling that sun protection should be considered. The peak intensity arrives at 11:00 AM and 12:00 PM, with a blistering 11, making this the time for the utmost caution. As the afternoon sets in, the index gradually diminishes, dropping to 7 at 2:00 PM and further down to 4 by 3:00 PM. As daylight wanes, the UV Index retreats to 2 at 4:00 PM and returns to low levels of 1 by 7:00 PM, finally resting at 0 by 8:00 PM. Remember, while the sun can be warm and inviting, it’s crucial to stay aware of the UV levels throughout the day!
| 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 | 11 | extreme | 10 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 4 | 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, the UV Index remains consistently high, with extreme exposure levels recorded from January to June, reaching a peak of 14 in April. The high-risk months for UV exposure are therefore March, April, and May, where the index averages around 13 to 14 and the burn time is a mere 10 minutes. While the UV Index dips slightly in November and December to 10 and 9 respectively, these months still fall under the very high category, allowing for 15 minutes of unprotected exposure before risks increase. Consequently, both visitors and residents should exercise caution and prioritize sun protection measures year-round, especially during the spring months when UV levels are at their highest. Always wear sunscreen, protective clothing, and seek shade whenever possible to minimize risk.
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 |
| Al `Udayn | 11 | 12 | 13 | 14 | 13 | 11 | 11 | 12 | 12 | 12 | 10 | 9 |
| Mukalla UVI | 11 | 12 | 13 | 14 | 14 | 12 | 12 | 12 | 12 | 11 | 10 | 9 |
| Sanaa UVI | 12 | 13 | 15 | 16 | 15 | 14 | 13 | 13 | 14 | 13 | 11 | 10 |