Last updated: July 2, 2025
In Vasudevanallur, India, staying informed about the UV Index is crucial for safeguarding your skin against harmful ultraviolet radiation. Understanding UV levels can significantly aid in preventing sunburn and promoting skin health, especially in a region known for its tropical climate and strong sunlight. With peak UV Index values soaring to 13 around midday, residents and visitors must take precautions to shield themselves from potential risks associated with high UV exposure, such as skin damage and long-term health issues. Embracing this awareness ensures that you can enjoy the sun safely while taking the necessary steps to protect your skin.
As the sun rises, the UV Index climbs steadily, starting at a mild 1 at 07:00. By 08:00, it reaches a moderate 3, but the real intensity kicks in as the day progresses. At 09:00, the UV Index jumps to 7, warning sunbathers to take precautions. The peak arrives at 12:00, soaring to a scorching 13, where protection is crucial. It remains dangerously high at 12 by 13:00, before starting its descent in the afternoon. By 15:00, it cools down to 5, and finally drops to 1 by 17:00. As the sun sets, the UV Index falls to 0 by 19:00, signaling the end of a day filled with sun.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 10 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index in our region demonstrates significant seasonal changes, remaining consistently high throughout the year. From January to October, the UV Index fluctuates between 10 and 15, categorized as extreme, with an average burn time of just 10 minutes for unprotected skin. April sees the highest value at 15, making it one of the riskiest months, followed closely by March at 14. The UV Index begins to decline in November, dropping to 11, and then to 10 in December, shifting to a very high exposure category with a slightly longer burn time of 15 minutes. Visitors and residents are strongly advised to take precautions during these high-risk months by wearing protective clothing, applying broad-spectrum sunscreen regularly, and seeking shade during peak sunlight hours to minimize the risk of harmful UV exposure.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Delhi UVI | 5 | 6 | 9 | 10 | 10 | 10 | 12 | 12 | 9 | 8 | 5 | 5 |
| Mumbai UVI | 8 | 9 | 10 | 11 | 11 | 12 | 13 | 13 | 11 | 10 | 7 | 7 |
| Ahmedabad UVI | 7 | 8 | 10 | 12 | 11 | 12 | 13 | 13 | 11 | 10 | 7 | 6 |
| Hyderabad UVI | 10 | 11 | 12 | 11 | 13 | 13 | 15 | 14 | 13 | 11 | 8 | 8 |
| Bengaluru UVI | 11 | 13 | 13 | 14 | 13 | 14 | 14 | 14 | 14 | 12 | 11 | 10 |
| Vasudevanallur | 11 | 13 | 14 | 15 | 13 | 13 | 13 | 14 | 14 | 12 | 11 | 10 |