Last updated: July 2, 2025
In Tarrafal de São Nicolau, Cabo Verde, awareness of the UV Index is crucial for protecting your skin and promoting overall health. Understanding UV levels not only helps in preventing sunburns but also plays a vital role in reducing the risk of long-term skin damage. With a tropical climate characterized by intense sunshine, the UV Index in Tarrafal can reach as high as 12 during midday hours, signaling a strong potential for harmful exposure. Knowing when the UV levels peak can empower residents and visitors alike to take the necessary precautions against UV radiation, ensuring safe enjoyment of the island's beautiful outdoors.
The hourly UV Index today presents a dramatic journey through sunlight intensity. Starting off at 07:00, the index is a mild 1, gradually rising to 2 by 08:00. As the morning progresses, the UV rays escalate, peaking at a formidable 12 between 12:00 and 13:00, indicating the highest risk for sun exposure. Once the clock strikes 14:00, the index begins to descend, dropping to 11 and subsequently to 8 by 15:00. The late afternoon brings a cooling respite, as levels fall to 5 at 16:00, before retreating to a soft 1 by the evening hours 18:00 to 19:00. It's a classic reminder of how the sun's impact can shift throughout the day, urging us to stay protected during peak hours!
| 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 | 10 | 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 shows significant seasonal variations, with high-risk months occurring from February to October. During this period, the UV Index consistently falls within the extreme category, peaking at 13 in March, April, August, and September, which corresponds to a burn time of just 10 minutes. Conversely, in January, November, and December, the UV Index is classified as very high, with a slightly longer burn time of 15 minutes. Residents and visitors are strongly advised to take appropriate sun protection measures during the extreme months, which include wearing sunscreen, protective clothing, and seeking shade, especially during midday hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Santa Maria UVI | 9 | 10 | 12 | 13 | 12 | 11 | 12 | 13 | 13 | 11 | 10 | 9 |
| Tarrafal de Sao Nicolau | 9 | 11 | 13 | 13 | 12 | 12 | 12 | 13 | 13 | 11 | 9 | 9 |
| Mindelo UVI | 9 | 11 | 12 | 13 | 13 | 12 | 12 | 13 | 13 | 11 | 9 | 9 |
| Cova Figueira UVI | 9 | 11 | 13 | 13 | 12 | 12 | 12 | 13 | 14 | 12 | 10 | 9 |
| Santa Cruz UVI | 9 | 11 | 13 | 13 | 12 | 12 | 13 | 13 | 14 | 12 | 10 | 9 |
| Praia UVI | 9 | 11 | 13 | 13 | 12 | 12 | 13 | 13 | 14 | 12 | 10 | 9 |