Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Periyapattinam, India, where the sun's rays can pose significant health risks. With UV levels peaking at 12 during midday hours, awareness of the UV Index helps in preventing sunburn and protecting skin health. This coastal town experiences a tropical climate, leading to higher exposure risks, especially during the hottest months. By staying informed about daily UV levels, you can enjoy the beautiful outdoors while safeguarding your skin from harmful effects.
The UV Index throughout the day reveals a dynamic pattern of sun exposure. Starting off gently at 7:00 AM with a moderate 2, the intensity quickly escalates. By 9:00 AM, it reaches a robust 7, and then peaks at 12 during the 11:00 AM and 12:00 PM hours, signaling a high risk for sunburn. As the afternoon unfolds, the UV levels gradually taper off, dipping to 5 by 3:00 PM, before plunging to 1 by 5:00 PM and finally settling at a restful 0 after 6:00 PM. This underscores the importance of sun safety during the peak hours when protection is crucial.
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 | 12 | 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 |
Throughout the year, the UV Index remains exceptionally high, with extreme levels (UV Index 11-14) dominating from January to September. The months of March and September peak at a UV Index of 14, making them the highest risk periods for sun exposure. February and August are also notably high with an index of 13. Residents and visitors are advised to take stringent sun protection measures during these high-risk months—especially between January and September—such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak hours. As we transition into October and November, the risk slightly decreases, but remaining vigilant is still essential, particularly in December when the UV Index drops to 10, classified as very high. Overall, prioritizing sun safety year-round is crucial to mitigate the risks associated with extreme UV exposure.
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 |
Periyapattinam | 11 | 13 | 14 | 14 | 13 | 12 | 12 | 13 | 14 | 12 | 11 | 10 |
Bengaluru UVI | 11 | 13 | 13 | 14 | 13 | 14 | 14 | 14 | 14 | 12 | 11 | 10 |