Last updated: July 2, 2025
In Silvassa, India, being aware of the UV Index is crucial for protecting your skin and overall health. Understanding UV levels helps you take proactive measures against sunburn and long-term skin damage, especially in this tropical Aw climate where the sun's intensity can be significant. With UV Index readings peaking at a staggering 12 around midday, it’s essential to be mindful of your sun exposure during those critical hours. By staying informed, you can enjoy the outdoors while safeguarding your skin against harmful UV radiation.
As the sun rises, the UV Index begins to climb, peaking sharply at 12 around noon, indicating a high risk of harm from unprotected sun exposure. Starting at a minimal 1 at 07:00, it escalates to 3 by 08:00, before surging to 9 at 10:00. From 11:00 to 13:00, the intensity reaches its zenith, showcasing values of 11 and 12, respectively, urging caution for those outdoors. After its peak, the UV Index starts to wane, dropping to 10 at 14:00 and gradually descending to 4 by 16:00. As the day draws to a close, the UV exposure dwindles, settling back to 1 at 18:00, and eventually falling to 0 by 19:00, marking a significant decrease in sun intensity. Be mindful of these fluctuations to protect your skin!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, the UV Index experiences notable fluctuations, peaking in the warmer months. From January to March, the UV Index rises steadily, reaching 10 in March, classified as very high with a short burn time of just 15 minutes. The true high-risk period emerges from April to August, where the Index escalates to an extreme level of 12 to 13, significantly reducing the burn time to just 10 minutes. September marks a slight decline but remains at an extreme level of 12. As temperatures cool in October, the exposure risk drops to very high at 10, and by November and December, it reduces to high with a burn time of 25 minutes. Visitors and residents are strongly advised to take precautions, such as wearing protective clothing, applying sunscreen, and avoiding direct sunlight during peak UV hours, particularly from April through September when the risk is highest.
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 |
| Silvassa | 8 | 9 | 10 | 12 | 12 | 12 | 12 | 13 | 12 | 10 | 7 | 7 |
| 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 |