Last updated: August 1, 2025
Understanding the UV Index is crucial for residents of Geidam, Nigeria, where sun exposure can significantly impact skin health. With a predominantly hot semi-arid climate (BSh), Geidam experiences intense sunlight, especially from late morning to early afternoon, when the UV Index can soar as high as 13. Being aware of these levels is essential for preventing sunburn and safeguarding against long-term skin damage. By tracking UV exposure, you can enjoy the outdoor beauty of Geidam while taking necessary precautions to protect your skin from harmful rays.
From 7:00 AM to 8:00 AM, the UV Index starts off low at 1, gradually rising to 3. As the day progresses, from 9:00 AM onwards, the sun takes center stage, peaking at 12:00 PM with a significant 13 on the index, indicating high UV radiation. The intensity begins to wane after 1:00 PM, dropping to 10 by 2:00 PM, then further down to 7 at 3:00 PM. By late afternoon, the UV Index falls sharply, returning to 1 by 5:00 PM and persisting through the evening. Notably, 7:00 PM sees a complete drop to 0, marking the end of UV exposure for the day. Remember to protect yourself during those 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 | 12 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 10 | 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, seasonal changes in UV radiation reveal significant fluctuations, with particularly high-risk months occurring from February to October. During these months, the UV Index consistently reaches extreme levels, peaking at 13 in March and July, where the burn time can be as little as 10 minutes. This emphasizes the need for careful sun protection for both visitors and residents. In contrast, January, November, and December register as very high, with a slightly longer burn time of 15 minutes. As such, it is crucial to adopt protective measures, such as wearing sunscreen, protective clothing, and seeking shade, especially during peak hours, to ensure safety from harmful UV exposure.
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 |
Geidam | 9 | 11 | 13 | 12 | 11 | 11 | 13 | 12 | 12 | 11 | 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 |