Last updated: May 3, 2025
Understanding the UV Index in Antanifotsy, Madagascar is vital for the health and well-being of its residents and visitors alike. With maximum UV levels peaking at 10 during midday, awareness of these indices is crucial for skin health and sunburn prevention. Antanifotsy, characterized by its temperate climate (Cfb), can still pose significant risks due to high UV exposure, particularly between 10 AM and 2 PM when the sun's rays are the strongest. By staying informed about UV levels, you can better protect yourself from harmful effects while enjoying the beautiful outdoor opportunities this vibrant area has to offer.
The UV Index displayed an intriguing daylight journey, peaking at 10 around 11:00 AM and 12:00 PM, signaling a high risk for sun exposure. Starting from a mild 1 at 7:00 AM, the intensity gradually escalated, reaching a moderate 5 by 9:00 AM. As the sun ascended, it propelled the index to a robust 8 by 10:00 AM. The decline began post-noon, with the index slipping to 6 at 2:00 PM, and eventually tapering off to a mere 1 by 4:00 PM. The day wrapped up with 0 UV readings after 6:00 PM, emphasizing the importance of sun protection during peak hours when UV radiation poses the greatest risk.
| 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 | 8 | very high | 15 min |
| 11:00 | 10 | 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 data reveals significant seasonal changes in sun exposure risk, with extreme levels persisting from January to April, reaching a peak in January at 18. This notably high UV intensity necessitates vigilance, as the burn time is only 10 minutes during these months. As spring transitions to summer, the UV Index decreases slightly, dropping to 10 in May and continuing to hover in the very high range through June and July, with a burn time of 15 minutes. August sees a return to extreme levels at 11, followed by a rise in September and October at 13. Visitors and residents should be particularly cautious during January through April and August, ensuring proper sun protection measures such as sunscreen, shaded areas, and protective clothing, to minimize the risk of sunburn and long-term skin damage.
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 |
| 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 |
| Antanifotsy | 18 | 17 | 16 | 13 | 10 | 8 | 9 | 11 | 13 | 13 | 15 | 16 |