Last updated: June 2, 2025
Understanding the UV Index is crucial for the residents of Chengannur, India. Awareness of UV levels can significantly aid in preventing sunburns and preserving overall skin health. With a tropical climate that features high UV exposure, particularly during midday, it's vital to be informed about the daily fluctuations in ultraviolet radiation. For instance, as the sun peaks at around noon, Chengannur can experience a UV Index as high as 13, indicating a very high risk of harm from unprotected sun exposure. Stay protected and informed to enjoy the beautiful sunny days safely!
The UV Index throughout the day displays a dramatic rise, peaking at 13 at 12:00 PM. Starting from a modest 1 at 7:00 AM, it climbs steadily, hitting 3 by 8:00 AM and reaching a significant 7 by 9:00 AM. The intensity continues to escalate, peaking at a striking 12 by 11:00 AM, just before it reaches its maximum of 13 at noon. After this high point, the index gradually declines, dropping to 11 at 1:00 PM, and further decreasing to 8 by 2:00 PM. By the afternoon, the UV Index diminishes, ending the day with a low 0 at 7:00 PM, underscoring the importance of sun safety during peak hours.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 7 | high | 25 min |
10:00 | 10 | very high | 15 min |
11:00 | 12 | 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 |
Throughout the year, UV index levels remain notably high, particularly between January and September, where the index peaks at an extreme 14 in April, August, and September. Visitors and residents are urged to take precautions during these high-risk months of February through September, as the burn time is just 10 minutes under these conditions. Even as the year progresses into November and December, while the UV index decreases to 10, it still falls under the very high exposure category, with a burn time of 15 minutes. To protect against skin damage, it is essential to use sunscreen, wear protective clothing, and seek shade during peak sunlight hours, especially from mid-morning to mid-afternoon.
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 |
Chengannur | 11 | 12 | 13 | 14 | 13 | 13 | 13 | 14 | 14 | 12 | 10 | 10 |
Bengaluru UVI | 11 | 13 | 13 | 14 | 13 | 14 | 14 | 14 | 14 | 12 | 11 | 10 |