Last updated: May 3, 2025
In Mansoa, Guinea-Bissau, understanding the UV Index is crucial for protecting your skin and overall health. As a region with a tropical climate characterized by significant sun exposure, the UV levels can peak at a dangerous 12 during midday, heightening the risk of sunburn and long-term skin damage. By staying informed about UV levels, you can take proactive measures to enjoy the sun safely—whether it’s applying sunscreen, wearing protective clothing, or seeking shade during the peak hours. Being aware of the UV Index isn't just about preventing burns; it’s a simple yet effective way to safeguard your skin and promote healthier outdoor experiences in this vibrant community.
The UV Index data for the day reveals a clear pattern of increasing intensity as the sun climbs higher in the sky. Starting at a low of 1 during the early morning hours (07:00 and 08:00), the index begins a steep ascent, reaching 3 by 09:00. The sun’s power peaks impressively at 12 from 12:00 to 13:00, indicating a critical time for sun safety. As the afternoon wanes, the index gradually declines, falling to 8 by 15:00 and dropping further to 1 by the evening (18:00 to 19:00). To protect your skin during the day, be mindful of the high UV levels between 11:00 and 14:00!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 6 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index exhibits significant seasonal variation, peaking during the summer months from June to September, where it reaches an extreme level of 13 to 14. Consequently, the months with the highest risk for UV exposure are August and September, necessitating vigilant sun safety practices. In contrast, the early winter months of January and February still present a very high UV Index of 10, with a burn time of just 15 minutes. Residents and visitors alike should be aware that regardless of the season, prolonged exposure to the sun's rays can lead to harmful effects. It is advisable to wear protective clothing, apply broad-spectrum sunscreen, and seek shade during peak sun hours, especially during high-risk months. Staying informed and taking precautions can help ensure a safe and enjoyable outdoor experience year-round.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bafata UVI | 9 | 10 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 12 | 9 | 9 |
| Mansoa | 10 | 10 | 11 | 12 | 12 | 13 | 13 | 14 | 14 | 12 | 9 | 9 |
| Gabu UVI | 9 | 10 | 12 | 12 | 13 | 13 | 13 | 14 | 13 | 12 | 10 | 9 |
| Bolama UVI | 10 | 10 | 11 | 12 | 13 | 13 | 13 | 14 | 14 | 12 | 9 | 9 |
| Bissau UVI | 10 | 10 | 11 | 12 | 13 | 13 | 13 | 14 | 14 | 12 | 9 | 9 |
| Bissora UVI | 9 | 10 | 12 | 12 | 13 | 13 | 13 | 14 | 14 | 12 | 9 | 9 |