Last updated: May 3, 2025
Understanding the UV Index in Chhutmalpur, India, is crucial for maintaining optimal skin health and preventing sunburn. With a typical Cwa climate that features hot summers and variable cloud cover, residents must be vigilant about UV radiation levels throughout the day. At peak times, especially around noon when the index can soar to 11, the risk of skin damage increases significantly. By staying informed about UV levels, you can take proactive measures to enjoy the sun safely, ensuring your outdoor activities don’t come at the cost of your skin health.
The UV Index throughout the day exhibits a notable peak around midday. At 07:00, the day begins with a mild index of 2, gradually rising to a moderate 4 by 08:00. As the sun ascends, the intensity increases sharply, reaching 8 at 10:00 and hitting its zenith at 12:00 with a soaring 11. The post-lunch hours see a decline, with a drop to 9 at 13:00, followed by a gradual tapering off to 7 by 14:00, and further decreasing to 4 by 15:00. As dusk approaches, the UV Index declines significantly, settling at 1 by 17:00, and finally fading to 0 by 19:00, signaling the end of a sun-drenched day.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 4 | 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 values fluctuate significantly, highlighting key seasonal changes and high-risk months for sun exposure. January and February start with moderate to high UV levels, with burn times decreasing from 30 minutes in January to 25 minutes in February. As spring progresses, March and April see a sharp increase, reaching a very high UV index of 9 and 10 respectively, with burn times dropping to just 15 minutes. The peak of the UV index occurs in May and July, hitting an extreme level of 11, with the risk of burns in as little as 10 minutes. August records the highest UV level at 12, emphasizing the critical nature of sun protection during the summer months. In the fall, September and October remain high with values of 9 and 8, while November and December return to moderate levels at 5 and 4, allowing for longer safe exposure times of 30 minutes. To ensure safety, visitors and residents alike should take precautions, especially during the high-risk months of March through October by wearing sunscreen, protective clothing, and seeking shade during peak hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chhutmalpur | 5 | 6 | 9 | 10 | 11 | 10 | 11 | 12 | 9 | 8 | 5 | 4 |
| 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 |