Last updated: June 2, 2025
Understanding the UV Index in Periyanegamam, India, is crucial for maintaining optimal skin health and preventing sunburn. With the area experiencing a tropical climate characterized by intense sunlight, awareness of UV exposure is essential, especially during peak hours when the index can reach as high as 12. This starkly illustrates the importance of monitoring UV levels throughout the day—from the moderate values in the early morning to the dangerously high levels around noon. By staying informed and taking appropriate precautions, residents can better safeguard their skin against harmful UV radiation while enjoying the vibrant sun-soaked days of Periyanegamam.
At dawn, the sun's rays begin gently, with a UV Index of 2 at 07:00. As the morning progresses, this value steadily climbs, reaching 4 by 08:00 and peaking at a robust 12 by noon. The highest intensity occurs between 11:00 and 12:00, where caution is advised under the relentless sun. Following this peak, the index slightly decreases to 11 at 13:00 and dips further to 8 by 14:00, signifying a gradual retreat of UV strength. The afternoon winds down with safer levels, dropping to 5 at 15:00, and continuing its decline to 2 by 16:00. As the evening sets in, UV exposure tapers off dramatically, falling to 1 by 17:00, and fading into 0 at 19:00. Always remember to protect your skin during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 10 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 12 | 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 |
The UV Index experiences significant seasonal variations, peaking in the months of April through September, where it consistently reaches extreme levels of 13 to 14. These high-risk months expose individuals to potential harm from UV radiation within as little as 10 minutes, making sun safety a priority. January, November, and December are relatively lower-risk months, with very high UV levels at 10 and longer burn times of 15 minutes. Visitors and residents are advised to take precautions during the extreme months by seeking shade, wearing protective clothing, and applying sunscreen to minimize the risk of skin damage. Prioritizing sun safety is crucial to ensure a healthy outdoor experience throughout the year.
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 |
| Periyanegamam | 10 | 12 | 13 | 14 | 13 | 12 | 13 | 14 | 14 | 12 | 10 | 10 |
| Bengaluru UVI | 11 | 13 | 13 | 14 | 13 | 14 | 14 | 14 | 14 | 12 | 11 | 10 |