Last updated: June 2, 2025
Understanding the UV Index is crucial for the residents of Alur, India, where the sun can be both a source of warmth and potential harm. The UV Index measures the strength of ultraviolet radiation from the sun, guiding us in protecting our skin from sunburn and long-term health issues. In Alur, with its Aw climate, the typical midday UV levels can soar to dangerous heights—reaching up to 14—making awareness essential for safeguarding your skin health. Whether you're enjoying outdoor activities or just running errands, knowing the UV Index helps you take the necessary precautions to enjoy the sunshine safely.
The UV Index throughout the day shows a significant rise, peaking dramatically between 12:00 PM and 1:00 PM, when it reaches a maximum of 14. Early morning hours start off relatively mild, with a 2 at 7:00 AM, gradually climbing to 4 by 8:00 AM. As the sun rises higher, 9:00 AM sees a notable leap to 7, followed by an intense 10 at 10:00 AM. The 11:00 AM mark escalates to 13, making the midday sun a prime time for sun protection. After this peak, the index begins to decline, tapering to 12 at 1:00 PM, and descending through the afternoon to 6 by 3:00 PM. As evening approaches, the UV Index drops sharply, concluding at 0 by 7:00 PM. This data emphasizes the importance of UV awareness 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 | 14 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 6 | high | 25 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 |
Throughout the year, the UV Index consistently remains high, with values peaking in the summer months, particularly in August at 15. From January to October, the UV Index stays in the extreme category, meaning that the burn time is a mere 10 minutes for most of the year, reflecting a significant risk for sunburn. Notably, the high-risk months for UV exposure are from February to September, where the index remains at 13 or higher, urging visitors and residents to take precautions. It is advisable to seek shade, wear protective clothing, and apply sunscreen generously to prevent skin damage during these times, particularly during midday hours when UV radiation is strongest. In December, the index lowers slightly but remains very high, with a burn time of 15 minutes; hence, caution should still be practiced throughout the entire year.
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 |
| Alur | 11 | 13 | 14 | 14 | 14 | 14 | 14 | 15 | 14 | 12 | 11 | 10 |