Last updated: August 1, 2025
Awareness of the UV Index in Al Hasaheisa, Sudan, is crucial for safeguarding your skin and overall health. Understanding the varying UV levels throughout the day helps in preventing sunburn and long-term skin damage. With a hot desert climate typical of the BWh zone, residents and visitors face significant UV exposure, especially during peak hours when the index reaches levels as high as 11. By staying informed and taking protective measures, you can enjoy the sun while keeping your skin safe.
The UV Index on this particular day featured a notable rise as the morning progressed, starting at a gentle 1 at 7:00 AM, perfect for enjoying the outdoors without much concern. By 8:00 AM, it climbed to a 3, indicating a moderate level of exposure. The peak UV Index arrived between 11:00 AM and 12:00 PM, reaching a striking 11, a level that demanded protective measures to avoid harm from the sun's rays. After this peak, the index gradually declined, falling to 10 by 1:00 PM, then retreating further to 7 by 2:00 PM, before tapering off to 5 at 3:00 PM. As the sun began to set, the intensity waned dramatically, dropping back to a 1 by 5:00 PM and eventually hitting 0 after 7:00 PM. Overall, this day showcased the typical sun cycle, emphasizing the importance of sun safety during midday hours.
| 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 |
The UV Index demonstrates significant seasonal variation, reaching its peak during the months of February to May, with values consistently at 11-13 and an extreme exposure category requiring a burn time of just 10 minutes. March, April, and May are particularly high-risk months, posing a serious threat for sunburns within minutes of unprotected exposure. Even in the summer months of June through August, UV levels remain high, ranging from 11-12. Visitors and residents are advised to take precautions during these months by seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen to minimize the risk of UV exposure. Conversely, UV levels decrease toward the end of the year, with November and December classified as very high, allowing slightly longer exposure times of 15 minutes. It is essential to remain vigilant year-round to protect skin health.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Port Sudan UVI | 8 | 10 | 12 | 12 | 13 | 10 | 11 | 10 | 11 | 10 | 8 | 7 |
| Omdurman UVI | 9 | 11 | 13 | 13 | 13 | 10 | 11 | 11 | 11 | 11 | 9 | 8 |
| Khartoum UVI | 9 | 11 | 13 | 13 | 13 | 10 | 11 | 11 | 11 | 11 | 9 | 8 |
| Al Hasaheisa | 10 | 11 | 13 | 13 | 13 | 11 | 11 | 12 | 11 | 11 | 9 | 9 |
| Kassala UVI | 10 | 12 | 14 | 13 | 14 | 11 | 11 | 12 | 11 | 11 | 10 | 9 |
| Nyala UVI | 11 | 12 | 14 | 13 | 12 | 12 | 14 | 14 | 13 | 12 | 10 | 10 |