Last updated: July 2, 2025
Understanding the UV Index in Dengi, Nigeria, is crucial for protecting your skin and overall health. With the region's Aw climate characterized by high temperatures and strong sunlight, awareness of UV levels can significantly reduce the risk of sunburn and long-term skin damage. During peak hours, particularly from 11:00 AM to 1:00 PM, the UV Index soars to dangerously high levels, reaching up to 13. Knowing this information empowers residents and visitors alike to take essential precautions against harmful UV radiation, ensuring safer outdoor experiences under the Nigerian sun.
As the sun rises, the UV Index begins its ascent, starting at a low of 1 at 07:00. By 08:00, it gently climbs to 2, setting the stage for the day's peak. A steady increase brings us to 5 by 09:00, but the real intensity hits at 10:00, with the UV Index soaring to 8. The midday sun reaches its zenith at 11:00, where we peak at 11, and it continues to blaze at 12:00 with a staggering 13. As the afternoon sets in, the index begins its descent, recording 12 at 13:00 and gradually tapering off to 10 at 14:00. By 15:00, it slips down to 7, then further declines to 4 at 16:00. After a reprieve, the index drops to 2 at 17:00, finally settling back to a tranquil 1 by 18:00 and 0 at 19:00. This ebb and flow of the UV Index serves as a reminder of the sun’s powerful grip throughout the day, urging us to stay protected during the peak hours.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, the UV Index in our region shows significant seasonal variations, with the highest levels occurring during the summer months. From February to October, the UV Index remains in the extreme category, peaking at 13 in July, August, and September. In these high-risk months, the burn time is notably short, just 10 minutes, underscoring the importance of sun safety. Conversely, the winter months of January, November, and December feature a very high UV Index, but with longer burn times of 15 minutes. Visitors and residents are advised to take precautions during high UV Index periods by seeking shade, wearing protective clothing, and applying sunscreen regularly to minimize skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lagos UVI | 10 | 10 | 11 | 13 | 12 | 11 | 11 | 11 | 12 | 11 | 9 | 8 |
| Port Harcourt UVI | 10 | 11 | 11 | 14 | 12 | 11 | 11 | 11 | 12 | 12 | 10 | 9 |
| Ibadan UVI | 10 | 11 | 12 | 14 | 12 | 12 | 12 | 12 | 13 | 11 | 9 | 9 |
| Kano UVI | 10 | 12 | 13 | 11 | 11 | 11 | 12 | 13 | 12 | 11 | 10 | 10 |
| Kaduna UVI | 10 | 12 | 12 | 12 | 11 | 12 | 13 | 13 | 13 | 11 | 10 | 10 |
| Dengi | 10 | 11 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 12 | 10 | 9 |