Last updated: June 2, 2025
In Mananara, Madagascar, staying informed about the UV Index is crucial for protecting your skin and overall health. Understanding UV levels helps prevent sunburn and reduces long-term skin damage, ensuring that you enjoy the beautiful outdoors safely. Located in a tropical climate, Mananara experiences significant UV exposure, particularly during midday hours when the UV Index peaks at 8. By being aware of these levels, locals and visitors alike can take the necessary precautions to enjoy this stunning destination while minimizing the risks associated with sun exposure.
The UV Index throughout the day presented a clear pattern, peaking during the mid-morning to early afternoon hours. Starting at a low 1 at 07:00, the intensity gradually increased, reaching 4 by 09:00. The most critical period for sun exposure occurred between 11:00 and 12:00, where the UV Index hit a high of 8, indicating a very high risk of harm from unprotected sun exposure. As the afternoon progressed, values dipped to 7 at 13:00, and then saw a steady decline, dropping to 5 by 14:00. The UV Index continued to fall, plunging to 1 by 16:00 and eventually down to 0 after 18:00, signaling a safe period for evening outdoor activities. Always remember to take precautions during peak hours for your skin's health!
| 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 | 7 | 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 | 5 | 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 data reveals significant seasonal fluctuations in UV Index levels, highlighting high-risk months from January to April, when the UV Index consistently holds at a dangerously high range, peaking at 17 in January. These months carry an extreme exposure category, indicating a quick burn time of just 10 minutes for unprotected skin. As spring transitions into summer, May through July sees a decline in UV intensity, with the index dropping to 10-9 and shifting to a very high exposure category with a slightly increased burn time of 15 minutes. However, August and September exhibit extreme levels again, with a notable increase to 11 and 12, respectively, returning to a 10-minute burn time. Toward the year’s end, UV levels remain high, particularly in December at 15. Therefore, it is advisable for visitors and residents to take precautions during all months, particularly in the peak months of January through April and August through October, by applying sunscreen, seeking shade, and wearing protective clothing to mitigate risks of overexposure.
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 |
| Mananara | 17 | 16 | 15 | 13 | 10 | 8 | 9 | 11 | 12 | 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 |