Last updated: June 2, 2025
Understanding the UV Index in Osisioma, Nigeria, is essential for safeguarding your skin and overall health. With the region's tropical climate resulting in high UV exposure, being aware of daily UV levels can significantly reduce the risk of sunburn and long-term skin damage. Typically peaking at an alarming 11 around midday, the intense sun in Osisioma underscores the importance of protective measures, especially during these critical hours. By staying informed about the UV Index, residents can make smarter choices for sun safety, ensuring a healthier and more enjoyable outdoor experience.
The UV Index throughout the day showcases a dramatic increase in intensity, reaching its peak at 12:00 PM and 1:00 PM with a scorching 11. Early morning sees a mild start, with readings of 1 at 7:00 AM and climbing to 2 by 8:00 AM. As the day progresses, the index escalates, hitting 4 by 9:00 AM and a notable 7 at 10:00 AM. The midday sun takes its toll, as the index spikes to 9 by 11:00 AM. Following this, it stabilizes at its zenith of 11 before beginning its descent—dropping to 9 at 2:00 PM and then tapering down to 6 by 3:00 PM. The evening offers a welcome relief with levels declining to 2 at 5:00 PM, and ultimately sinking to 0 by 7:00 PM. This hourly data clearly illustrates the importance of sun protection during peak UV hours, especially from 11 AM to 1 PM when the sun is at its strongest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The seasonal UV changes indicate that the region experiences extreme UV exposure from February through October, with notably high levels peaking in April (UV Index 14). High-risk months include February, March, April, May, June, July, August, September, and October, where the burn time is only 10 minutes during peak hours. Conversely, January, November, and December show a reduction in risk with a UV Index of 10 or lower, allowing for a burn time of 15 minutes. Residents and visitors are advised to take necessary precautions during the high-risk months, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade whenever possible to prevent 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 |
| Osisioma | 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 |