Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors of Kollegal, India, where the climate presents unique challenges. With peak UV levels often reaching high values, particularly between 10:00 AM and 1:00 PM, awareness of UV risks becomes essential for preventing sunburn and protecting your skin health. As Kollegal enjoys a warm climate typical of the Aw zone, the sun's intensity can lead to increased exposure risks, making it vital to monitor UV levels daily. By staying informed, you can enjoy the outdoors safely while safeguarding your skin against harmful effects.
The UV Index throughout the day showcases a dynamic rise and fall, reflecting the sun's intensity. Starting at a mild 2 by 7:00 AM, it gains momentum, reaching a moderate 4 at 8:00 AM. By 9:00 AM, the UV Index peaks to a 7, and then surges to a striking 10 by 10:00 AM. The midday sun is relentless, pushing the index to a maximum of 13 at both 11:00 AM and 12:00 PM. As the afternoon unfolds, there is a gradual decline; it drops to 12 at 1:00 PM, further decreasing to 9 by 2:00 PM. The late afternoon sees the UV Index easing to 5 at 3:00 PM, before trailing off into the evening with a gentle 3 at 4:00 PM. As twilight approaches, the index tapers down to 1 by 5:00 PM and remains at this level until 7:00 PM, finally hitting 0 by 8:00 PM. Stay protected 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 | 13 | 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 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index exhibits significant seasonal variation, peaking during the months of March through September, where it consistently reaches an extreme level of 14. February through October also display high risk, with burn times as brief as 10 minutes during these months. Consequently, visitors and residents should exercise caution, particularly in the high-risk months of March, April, July, August, and September. To protect against the harmful effects of UV exposure, it is advisable to wear protective clothing, apply sunscreen regularly, and seek shade during peak hours, especially if engaging in outdoor activities. In January and December, while the UV Index remains at a very high level of 10, burn times increase to 15 minutes, still necessitating sun protection, though with slightly less urgency.
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 |
| Kollegal | 10 | 12 | 14 | 14 | 13 | 13 | 14 | 14 | 14 | 12 | 11 | 10 |
| Bengaluru UVI | 11 | 13 | 13 | 14 | 13 | 14 | 14 | 14 | 14 | 12 | 11 | 10 |