Last updated: August 1, 2025
Understanding the UV Index in Betioky, Madagascar is crucial for safeguarding your skin health. With the region's tropical climate, residents and visitors alike are exposed to varying UV levels that can lead to sunburn and long-term skin damage if not monitored. The UV Index in Betioky typically peaks at 7 around noon, indicating a high risk of harm from unprotected sun exposure. By being aware of these UV levels, you can take proactive measures to protect yourself and enjoy the beautiful Malagasy sunshine safely.
The UV Index data for the day reveals a dynamic pattern of sun exposure. Starting off at a low level, both 7:00 AM and 8:00 AM maintain a mere index of 1, indicating minimal UV radiation. As the sun climbs higher, 9:00 AM sees the index rise to 3, gradually peaking at 12:00 PM with an intense 7, suggesting it's time for sun protection. The afternoon hours show a slight decline, with 1:00 PM and 2:00 PM still holding strong at 6 and 5 respectively. As the day winds down, the index drops sharply after 3:00 PM, falling back to a 1 by 4:00 PM and eventually reaching 0 by 6:00 PM, marking a safe return from the sun's harsh rays. It's a reminder of the importance of sun safety during those midday hours!
| 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 | 8 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 4 | moderate | 30 min |
| 16:00 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV Index levels exhibit significant seasonal variation, with extreme risk months occurring from January to April and again in September to November. The highest UV Index occurs in February at 16 and remains dangerously high in January (15), March (14), and April (11), where the burn time is just 10 minutes. Visitors and residents should be particularly cautious during these months, emphasizing the importance of sunscreen and protective clothing. As we move into the summer months, the UV Index decreases slightly, with May showing a very high level of 8 and June and July experiencing a high level of 6, allowing for a longer burn time of 25 minutes. However, August's return to a very high index of 9 signals continued need for protection. As fall arrives, individuals must stay vigilant as the UV Index spikes again in September (11) and October (12), both categorized as extreme risks. To ensure safety year-round, it is essential to monitor UV levels and take appropriate precautions, especially during peak exposure periods.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Betioky | 15 | 16 | 14 | 11 | 8 | 6 | 6 | 9 | 11 | 12 | 14 | 15 |
| 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 |