Last updated: August 1, 2025
Understanding the UV Index in Merowe, Sudan, is essential for ensuring your skin health and preventing sunburn. This region experiences a BWh climate, characterized by intense sunlight, particularly during the midday hours when UV levels peak. Awareness of the UV index helps residents and visitors alike recognize the risks associated with high UV exposure, which can lead to skin damage and increase the likelihood of skin cancer. During peak hours, from 10:00 AM to 1:00 PM, UV levels soar to 11-12, signaling the importance of protective measures such as sunscreen, clothing, and seeking shade. Stay informed to enjoy the sun safely!
At dawn, the sun’s rays begin to gently warm the earth, with the UV Index starting at a modest 2 at 7:00 AM. As the morning unfolds, it climbs steadily, hitting 3 by 8:00 AM, and reaching a notable 6 by 9:00 AM. The 10:00 AM mark sees it leap to 9, and by 11:00 AM, the index hits its peak at a potent 11. The intensity continues, peaking at 12 at 12:00 PM, showcasing the sun at its strongest. A gradual decline follows, dropping to 11 at 1:00 PM, before easing down to 8 by 2:00 PM. The afternoon sees further reductions, as the UV Index falls to 5 at 3:00 PM, and then dwindles to 3 at 4:00 PM. By the evening, it wanes to 1 by 5:00 PM, remaining unchanged until 6:00 PM, and finally fading to 0 by 7:00 PM. Stay protected during those peak 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 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 10 | very high | 15 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 |
Throughout the year, UV Index levels fluctuate significantly, with January and February starting off at a very high category of 9 and 10 respectively. However, the most high-risk months are from March to August, when the index reaches extreme levels of 13 and 12, necessitating careful sun exposure management, as the burn time decreases to just 10 minutes during these months. September and October maintain extreme levels at 11, followed by a decrease in November and December to 9 and 8, both categorized as very high. To protect yourself from harmful UV rays, it is advisable to seek shade, wear protective clothing, and apply sunscreen, especially during the critical months of March through October when the sun's intensity is at its peak.
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 |
| Merowe | 9 | 10 | 13 | 13 | 13 | 11 | 12 | 12 | 11 | 11 | 9 | 8 |
| 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 |
| 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 |