Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Diu, India, where the tropical climate and sunny skies present both opportunities for outdoor enjoyment and challenges for skin health. With peak UV levels reaching an alarming 13 around noon, awareness of these indexes is essential for preventing sunburn and long-term skin damage. In a region known for its picturesque beaches and vibrant sun, grasping the daily UV exposure risks can safeguard your skin while you soak in the beauty of Diu. Stay informed, protect your skin, and make the most of your time under the sun!
The UV Index begins at a mild level of 1 at 07:00, but as the sun climbs higher, it swiftly escalates. By 10:00, it peaks at a critical 9, reaching a maximum of 13 at 12:00, indicating that protective measures are essential. After noon, the index gradually declines, tapering to 7 by 15:00, before dipping to a 2 by 17:00, and finally settling at 0 by 19:00 as the sun sets. This data highlights the importance of sun safety during the hours when UV exposure is at its highest, particularly around midday.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 5 | moderate | 30 min |
10:00 | 9 | very high | 15 min |
11:00 | 11 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 10 | very high | 15 min |
15:00 | 7 | high | 25 min |
16:00 | 4 | moderate | 30 min |
17:00 | 2 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
As the seasons change, so does the UV Index, with significant increases occurring from January through September. The highest risk months are from April to September, where the UV Index reaches extremes of 12 to 13, with a minimal burn time of just 10 minutes. Visitors and residents should exercise caution during these months by wearing sunscreen, protective clothing, and seeking shade to avoid skin damage. As autumn sets in, October sees a slight decrease to an index of 10 (very high), before dipping to levels of 7 (high) in November and December, where burn times increase to 25 minutes. To ensure safety year-round, always remain vigilant about UV exposure, particularly during the summer months.
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 |
Diu | 8 | 9 | 10 | 12 | 12 | 13 | 13 | 13 | 11 | 10 | 7 | 7 |
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 |