Last updated: June 2, 2025
In Moramanga, Madagascar, understanding the UV Index is crucial for protecting your skin and maintaining long-term health. With the region's tropical climate, UV levels can peak significantly, especially during midday hours, which underscores the importance of being aware of your sun exposure to prevent sunburn and skin damage. On average, UV Index readings in Moramanga can reach as high as 8 at noon, highlighting a need for caution during those times. By keeping an eye on the UV Index, you can enjoy the beautiful Malagasy outdoors while safeguarding your skin from harmful effects.
The UV Index throughout the day reveals a fascinating curve of sun exposure. Starting early, at 7:00 AM, it registers a low of 1, gradually climbing to its peak of 8 around noon. This notable surge underscores the importance of sun protection, especially from 11:00 AM to 1:00 PM, when the index reaches 7 and 8, respectively. As the afternoon progresses, the UV Index begins to decline, dipping to 4 by 2:00 PM and further down to 1 by 5:00 PM. By the time the sun sets, the UV Index drops to 0, indicating a safe window to enjoy the cooler evening hours without the risk of harmful sun exposure. Remember, during the peak times, sunscreen and protective clothing are vital for your safety!
| 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 | 7 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 6 | 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 |
Throughout the year, the UV Index shows significant fluctuations, with the highest levels occurring in the winter and early spring months. The months of January through April are marked by an extreme index peaking at 17, leading to a burn time of just 10 minutes. Visitors and residents should exercise utmost caution during these months, minimizing sun exposure and utilizing adequate sun protection. Following this period, May through July sees a decrease in the UV Index to 9, classified as very high, where burn time increases slightly to 15 minutes. August through November experiences a return to extreme levels, particularly in August and November with indices of 11 and 14 respectively, alongside the consistent 10-minute burn time. It is crucial for everyone to remain vigilant against UV damage throughout the year, particularly during these high-risk months, by wearing sunscreen, protective clothing, and seeking shade whenever possible.
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 |
| Moramanga | 17 | 17 | 15 | 12 | 9 | 8 | 9 | 11 | 12 | 12 | 14 | 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 |