Last updated: July 2, 2025
Understanding the UV Index in Ratanpur, India, is crucial for protecting your skin and overall health in this warm, tropical climate. With peak UV levels frequently soaring to 13 during midday hours, awareness of these UV fluctuations can mean the difference between enjoying the sun responsibly and risking harmful overexposure. Sunburn prevention is essential not only for immediate comfort but also for long-term skin health, as excessive UV exposure can lead to severe consequences like skin cancer. Being informed about Ratanpur’s UV Index will help you make smarter decisions about outdoor activities, ensuring you enjoy the sun safely while minimizing your risk.
The UV Index during the day shows a striking pattern, peaking in the late morning to early afternoon. At 07:00, the index starts modestly at 2, but by 08:00, it surges to 5. As the sun climbs higher, it reaches a significant 8 by 09:00 and surges to a maximum of 13 by both 11:00 and 12:00. This intense UV exposure starts to decline after 1:00 PM, dropping to 11 by 13:00 and then decreasing steadily to 5 by 15:00. As the evening approaches, the index continues to diminish, falling to 2 at 16:00, before tapering off to 1 by 17:00 and 18:00. Finally, by 19:00, the UV Index settles at 0, marking the end of a day filled with significant sunlight exposure. Be sure to protect your skin during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 5 | moderate | 30 min |
| 09:00 | 8 | very high | 15 min |
| 10:00 | 11 | extreme | 10 min |
| 11:00 | 13 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 8 | 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 |
As the seasons change, so do the levels of ultraviolet (UV) radiation, presenting varying risks throughout the year. From January to March, the UV Index begins at 7 and rises to 10, marking it as high to very high, with burn times ranging from 15 to 25 minutes. The peak risk months are April through September, where the UV Index soars to 11-13, categorized as extreme, with a burn time of only 10 minutes. By October, the index drops to 10, still very high, while November and December see a decrease to 8 and 6, respectively, returning to a high exposure category. It is crucial for both visitors and residents to take protective measures during the high-risk months, such as wearing sunscreen, hats, and protective clothing, and seeking shade when necessary, especially during peak midday hours.
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 |
| Ratanpur | 7 | 8 | 10 | 11 | 11 | 12 | 13 | 13 | 12 | 10 | 8 | 6 |
| 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 |