Last updated: June 2, 2025
Understanding the UV Index in Soanierana Ivongo, Madagascar is crucial for protecting your skin and overall health while enjoying the sun-drenched days of this beautiful coastal town. With the climate classified as Af, local residents and visitors face varying levels of UV exposure throughout the day—peaking at 8 from 11:00 AM to 12:00 PM. This highlights the importance of being aware of UV levels to prevent sunburn and long-term skin damage. So, whether you’re lounging on the beach or exploring the vibrant surroundings, knowing the UV Index can help you make informed decisions and enjoy the sunny Malagasy lifestyle safely.
The UV Index for the day shows a clear peak during the late morning to early afternoon hours. Starting at a low of 1 at 07:00, the index rises steadily, reaching a notable 8 by 11:00 and 12:00. As the sun shines brightly, it's essential to take precautions against the UV radiation at this time. By 13:00, the index begins to decline to 7, and by 14:00, it drops further to 4. The late afternoon brings a return to safe levels, with the index falling to 2 at 15:00 and sinking to 1 by 17:00. Finally, by 18:00, the UV Index dips to 0, marking the end of the high-risk hours. Remember to stay protected when the UV levels are at their peak!
| 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 | 6 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 4 | moderate | 30 min |
| 15:00 | 2 | low | 45 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 |
The UV Index exhibits significant seasonal changes throughout the year, with the highest values occurring in the early months. From January to April, the index remains in the extreme category, peaking at a staggering 17 in January and gradually decreasing to 12 by April, where the burn time remains critically short at just 10 minutes. May to July shows somewhat lower values but still falls within the very high range, with a maximum UV Index of 10 in May and sustaining solid values until July, allowing for a burn time of 15 minutes. As summer transitions to fall, August to November returns to extreme levels, particularly in August with an index of 11 and burn times decreasing back to 10 minutes. Visitors and residents should exercise extreme caution from January through April and during the late summer and fall months, ensuring adequate sun protection and minimizing exposure during peak sun hours, ideally within the short burn times indicated for each month.
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 |
| Soanierana Ivongo | 17 | 16 | 15 | 12 | 10 | 8 | 9 | 11 | 12 | 13 | 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 |