Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Mettupalayam, India, especially given its tropical climate that exposes residents to varying levels of ultraviolet radiation throughout the day. With UV levels peaking at a striking 13 during midday hours, awareness of these measurements can significantly aid in sunburn prevention and overall skin health. High UV exposure can lead to immediate and long-term skin damage, making it essential to check the UV Index regularly. As you navigate Mettupalayam's sun-drenched days, being informed about the UV Index can empower you to protect yourself from harmful effects while enjoying outdoor activities.
The UV Index makes a striking ascent as the day unfolds, peaking at 13 around 12:00 PM, signaling a high risk of harm from unprotected sun exposure. The morning starts mild, with readings of 2 at 7:00 AM, then climbs steadily to reach 10 by 10:00 AM. As the clock ticks toward noon, the danger escalates, hitting 12 at 11:00 AM, before reaching its zenith. The afternoon sees a gradual decline, with the UV Index dropping to 5 by 3:00 PM and further diminishing to 1 by the evening hours. As sunset approaches, the index ultimately falls to 0 by 7:00 PM, highlighting the day's journey through various levels of sun intensity and the need for vigilance 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 | 12 | 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 seasonal variations, with the highest levels occurring in the spring and summer months. From January through September, the index consistently reaches extremes, ranging from 11 to 14, posing a significant risk of harm within just 10 minutes of unprotected exposure. The most critical months for UV exposure are March to September, when the index hits 14, indicating an increased likelihood of sunburn. As we move into October and November, the UV index drops slightly but remains at very high levels, underscoring the need for precaution. Visitors and residents alike should take protective measures during these high-risk months: wear sunscreen, seek shade, and don protective clothing to minimize harmful UV exposure and safeguard skin health.
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 |
| Mettupalayam | 11 | 13 | 14 | 14 | 13 | 13 | 14 | 14 | 14 | 12 | 11 | 10 |