Last updated: June 2, 2025
Understanding the UV Index is essential for residents and visitors in Manato, Madagascar, as it plays a crucial role in protecting your skin against harmful solar radiation. With the risk of sunburn and long-term skin health concerns rising, knowing the UV levels throughout the day can help you make informed decisions about sun exposure and preventative measures, especially during the peak hours when the UV Index reaches 6 around midday. Nestled in a Cfa climate zone, Manato experiences significant sunlight, making awareness of UV exposure risks all the more vital for maintaining a healthy lifestyle while enjoying the beautiful outdoors.
Experience the sun's embrace with our hourly UV Index data, highlighting the day's peak exposure times. The morning starts gently at 7:00 with a UV Index of 1, gradually climbing to 2 by 8:00 and reaching 3 at 9:00. The real heat kicks in at 10:00, where the index spikes to 5, peaking at 11:00 and 12:00 with a remarkable 6. As the afternoon unfolds, the index dips to 5 at 13:00 and gently declines further to 4 by 14:00. A gradual retreat follows, with readings of 2 at 15:00, 1 for the last hours until sunset, and finally dropping to 0 by 18:00 and throughout the evening. Stay protected and embrace the sunshine wisely!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 5 | moderate | 30 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 fluctuations throughout the year, peaking during the winter months. From January to April, the UV Index remains in the extreme category, with a consistent index of 16-14 and a burn time of just 10 minutes. May marks a transition to very high exposure, decreasing slightly to 8, while June and July see a drop to high levels (UV Index 6-7) with burn times extending to 25 minutes. In August, the UV Index returns to very high (UV 9) before rising back to extreme levels in September to November, fluctuating between 11-14. With these trends, January through April and September through November are notably high-risk months. Residents and visitors should take precautions during these periods, including wearing appropriate protection such as sunscreen, hats, and sunglasses, and seeking shade to minimize UV exposure—especially during the peak burn times.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Manato | 16 | 16 | 14 | 11 | 8 | 6 | 7 | 9 | 11 | 12 | 13 | 14 |
| 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 |