Last updated: July 2, 2025
Understanding the UV Index in Alangudi, India, is essential for protecting your skin against harmful ultraviolet radiation. During the region's warm Aw climate, the sun can exert significant UV pressure, particularly during midday hours when levels soar to as high as 13. This makes awareness of UV levels crucial not just for preventing painful sunburns but also for safeguarding long-term skin health. With peak indices typically occurring between 10 AM and 1 PM, staying informed can help residents and visitors alike enjoy the outdoor beauty of Alangudi while taking necessary precautions against skin damage.
As the sun rises, the UV Index begins its ascent, peaking at 13 around 11:00 AM and 12:00 PM—a clear indication that it's crucial to protect your skin during those hours. Early morning starts with a more manageable UV Index of 2 at 07:00, gradually climbing to a moderate 4 by 08:00. By 09:00, it escalates to 7, signaling that sun safety measures should become a priority. The intensity is undeniable, reaching its maximum at 10:00 AM with a blistering 10, before slightly tapering off in the afternoon. By 15:00, the UV exposure decreases to 5, and by 17:00, it falls to 1, signaling the end of the day's high UV risk. Finally, as the sun sets, the UV Index drops to 0 by 19:00, providing a welcome reprieve from the sun’s harsh rays. Stay vigilant and protect your skin during the 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 | 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 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Seasonal UV changes reveal significant variations throughout the year, with high-risk months occurring from February to November, where the UV Index consistently falls within the extreme category of 11 to 15. Notably, April records the highest UV Index at 15, prompting a burn time of just 10 minutes, which underscores the heightened risk during this time. In contrast, January and December show relatively lower indices of 10 and 9, categorizing them as very high, with slightly increased burn times of 15 minutes. Visitors and residents are advised to exercise caution during these months by wearing protective clothing, applying broad-spectrum sunscreen, and minimizing direct sun exposure, especially during peak hours. Remember, protection is key in maintaining skin health during these high UV days.
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 |
| Alangudi | 10 | 12 | 13 | 15 | 13 | 12 | 13 | 13 | 13 | 12 | 11 | 9 |
| Bengaluru UVI | 11 | 13 | 13 | 14 | 13 | 14 | 14 | 14 | 14 | 12 | 11 | 10 |