Last updated: May 3, 2025
The UV Index is a crucial measure for residents and visitors in Colachel, India, as it provides essential information about the strength of UV radiation from the sun. Understanding UV levels is vital for preventing sunburn and safeguarding skin health, helping to minimize the risk of long-term skin damage and related conditions. In this coastal town, characterized by its Aw climate, the UV exposure can be particularly high during midday hours, with peak levels reaching 13 around noon. By staying informed about the UV Index, you can enjoy the sunny environment of Colachel while taking the necessary precautions to protect yourself and your loved ones from harmful UV rays.
From 7:00 AM to 8:00 AM, the UV Index begins its ascent, reaching a manageable 2 before jumping to 4. As 9:00 AM approaches, the intensity increases to 7, signaling that sun protection is becoming more essential. The peak UV Index occurs between 10:00 AM and 12:00 PM, hitting a high of 13, a level that calls for serious caution. By 1:00 PM, it slightly drops to 12, but remains significant until 2:00 PM, where it sharply falls to 8. The afternoon sees a continued decline, with the UV Index falling to 5 by 3:00 PM, then to 2 by 4:00 PM. As the day wanes, the levels taper off, reaching 1 at 5:00 PM and finally arriving at 0 by 6:00 PM, signaling the end of hazardous UV exposure. It's a vivid reminder to prioritize sun safety during 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 | 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 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, the UV Index indicates consistently high risk levels, particularly from January to April, where the UV Index peaks at 15 in April. This period is classified as extreme, with a burn time of just 10 minutes, making it crucial for both visitors and residents to take protective measures. May through October maintains an extreme risk, with slight fluctuations in the index, but still averaging around 13-14, emphasizing the importance of continued sun protection. By November, the UV Index starts to dip to 11, and finally to 10 in December, categorized as very high, with a slightly extended burn time of 15 minutes. Overall, individuals should be vigilant about sunscreen application, protective clothing, and seeking shade, particularly during high-risk months from January through October.
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 |
| Colachel | 11 | 13 | 14 | 15 | 13 | 13 | 13 | 14 | 14 | 13 | 11 | 10 |