Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Vavatenina, Madagascar, where the sun's rays can be intense. With a tropical climate that brings high UV exposure, knowing the UV levels can help you protect your skin against sunburn and long-term health issues. Throughout the day, UV levels can peak significantly, reaching up to 10 at noon, which means the risk of harm from unprotected sun exposure is substantial. By staying informed about the UV Index, you can enjoy all that Vavatenina has to offer while prioritizing your skin health.
From 07:00 to 19:00, the UV Index shifts dramatically throughout the day, reaching its peak at 12:00 with a formidable score of 10. The morning starts off gently, with a safe 1 at 07:00, rising to 3 by 08:00. As the sun climbs, so does the intensity, hitting 8 by 10:00, and a high of 9 at 11:00. The sun's rays are most potent from 11:00 to 13:00, where caution is advised if you're out and about. Post-12:00, there's a gradual decline, winding down to a 3 at 15:00, 1 by 17:00, and finally dropping to 0 by 19:00 as daylight fades. Remember, during those peak hours, it’s wise to seek shade and protect your skin!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 5 | moderate | 30 min |
| 15:00 | 3 | moderate | 30 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, seasonal UV changes reveal significant fluctuations in the UV Index, with the highest levels occurring during the winter and early spring months of January to March, where the index peaks at 17 and is categorized as extreme. As the year progresses, values decrease slightly but remain high, particularly in April (12) and May (10), before dropping to very high levels from June to August. High-risk months for UV exposure are notably concentrated between January and April, as well as in August and September; each of these months features an extreme UV index with a burn time of just 10 minutes. Visitors and residents are strongly advised to take necessary precautions during these months, including wearing sunscreen, protective clothing, and seeking shade when outdoors, particularly between 10 a.m. and 4 p.m., to minimize the risk of harmful UV exposure.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Toamasina UVI | 16 | 16 | 15 | 12 | 9 | 7 | 8 | 10 | 12 | 12 | 13 | 15 |
| Fianarantsoa UVI | 17 | 17 | 15 | 12 | 9 | 7 | 8 | 10 | 12 | 13 | 14 | 16 |
| Vavatenina | 17 | 17 | 15 | 12 | 10 | 8 | 9 | 11 | 12 | 12 | 13 | 15 |
| Mahajanga UVI | 16 | 16 | 15 | 13 | 10 | 8 | 9 | 11 | 12 | 12 | 13 | 15 |
| Antananarivo UVI | 17 | 17 | 15 | 12 | 10 | 8 | 9 | 11 | 13 | 13 | 14 | 16 |
| Antsirabe UVI | 17 | 17 | 16 | 13 | 10 | 8 | 9 | 11 | 13 | 13 | 14 | 16 |