Last updated: July 2, 2025
Understanding the UV Index in Ambilobe, Madagascar is crucial for protecting yourself and your loved ones from harmful ultraviolet radiation. As the sun’s intensity peaks—reaching a high of 10 around midday—it's essential to be aware of UV levels to prevent sunburn and promote long-term skin health. Given Ambilobe's typically warm climate, residents and visitors alike face increased risks of UV exposure, particularly during the midday hours when the UV Index is at its highest. Stay informed and safeguard your skin from the sun’s powerful rays!
The UV Index throughout the day shows a dynamic pattern of sun exposure. Starting at a low of 1 at 07:00, it gently rises to 2 by 08:00. As the morning progresses, the intensity increases more noticeably, peaking at a striking 10 at 12:00, marking the highest level of sun strength. From there, the index begins its descent, falling to 8 at 13:00 and tapering off to 6 by 14:00. The afternoon witnesses a further decline, with values dropping to 3 at 15:00 and easing to 1 by 17:00. As the sun sets, the index finally drops to 0 at 18:00 and remains insignificant through the evening hours. This data highlights the importance of protecting your skin during peak hours, especially from 10:00 to 14:00, when the UV exposure is at its highest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 6 | high | 25 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 |
The UV Index experiences significant seasonal changes, primarily reaching its peak during the winter months with values between 15-16, categorizing these months as extreme risk for sunburn, with an alarming burn time of just 10 minutes. January through April are particularly high-risk months, where protective measures should be taken seriously. As we transition into the summer months, the index declines slightly to a 9-11 range, still classified as very high to extreme, allowing for a longer burn time of 15 minutes in June and July. Visitors and residents should be particularly vigilant in the extreme risk months from February to April and in the late summer months of August and September. To ensure safety, it is essential to wear sunscreen, sunglasses, and protective clothing, and to seek shade whenever possible, especially during peak hours from 10 a.m. to 4 p.m.
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 |
| Mahajanga UVI | 16 | 16 | 15 | 13 | 10 | 8 | 9 | 11 | 12 | 12 | 13 | 15 |
| Ambilobe | 15 | 16 | 16 | 13 | 11 | 9 | 10 | 11 | 13 | 13 | 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 |