Last updated: May 3, 2025
In Thakurgaon, Bangladesh, being aware of the UV Index is crucial for maintaining skin health and preventing sunburn. With a tropical climate characterized by warm, humid summers, residents are often exposed to high levels of ultraviolet radiation, especially during the midday hours when the UV Index can soar to 11—a level that poses significant risks without proper protection. Understanding these UV levels allows you to take proactive steps, ensuring safe outdoor experiences while minimizing the risk of sun-related damage. Whether you’re enjoying the outdoors or working in the garden, knowing when to seek shade or apply sunscreen can make all the difference for your skin’s well-being.
The UV Index throughout the day presents a clear picture of sun safety awareness. Starting at a low of 1 at 07:00, it steadily climbs to reach its peak of 11 by noon, signaling intense sun exposure. After that, the index begins to decline, dropping to 9 at 13:00 and continuing to taper off until it reaches 1 by 17:00. As the evening approaches, the UV Index drops to 0 at 19:00, indicating minimal risk. To enjoy the sun while staying safe, it's essential to take precautions, especially during the midday hours when the UV levels are at their highest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV exposure varies significantly, with the highest risk months being May through September, where the UV Index reaches its peak values of 11 to 13 and falls into the extreme exposure category. During these months, the recommended burn time is as short as 10 minutes. Conversely, the lowest UV levels occur in the winter months, with January showing a moderate index of 5, allowing for a 30-minute burn time. Visitors and residents are advised to take extra precautions during March to October, especially from May to September, by wearing protective clothing, applying sunscreen regularly, and seeking shade during peak sunlight hours to minimize the risk of UV-related health issues.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Thakurgaon | 5 | 6 | 8 | 9 | 11 | 11 | 13 | 12 | 12 | 9 | 7 | 6 |
| Rajshahi UVI | 5 | 7 | 8 | 9 | 10 | 12 | 13 | 13 | 12 | 10 | 7 | 5 |
| Dhaka UVI | 5 | 7 | 9 | 9 | 12 | 13 | 13 | 13 | 12 | 11 | 7 | 6 |
| Comilla UVI | 6 | 7 | 9 | 10 | 12 | 13 | 13 | 13 | 12 | 10 | 8 | 6 |
| Khulna UVI | 5 | 7 | 9 | 10 | 13 | 13 | 13 | 14 | 12 | 11 | 8 | 6 |
| Chattogram UVI | 6 | 8 | 10 | 10 | 12 | 13 | 13 | 13 | 12 | 11 | 8 | 6 |