Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors of Aluva, India, where the tropical climate brings abundant sunlight along with heightened risks of UV exposure. Knowing the UV levels can help you protect your skin and prevent painful sunburns, reducing the long-term risks of skin health issues. With daily peaks reaching a high of 12 around midday, it’s essential to be mindful of the sun’s intensity during these hours. Stay informed and equip yourself with the knowledge to enjoy Aluva’s sunny days safely!
As the day unfolds, the UV Index rises sharply, starting from a calm 1 at 07:00. By 08:00, it climbs to a moderate 3, making it a good time for early risers to enjoy the outdoors. The sun takes center stage by 09:00, reaching 6, and peaks dramatically at 11:00 and 12:00 with a remarkable 12—a clear indication to seek shade or apply sunscreen during these hours. As the afternoon progresses, the intensity gradually reduces, descending to 8 by 14:00 and further down to 5 by 15:00. By late afternoon, the UV rays mellow to 2 at 16:00 and again drop to 1 by 17:00, rendering the evening safer for outdoor activities. The UV Index finally settles at 0 by 19:00, wrapping up the day with a gentle farewell from the sun. Stay protected during the peak hours and enjoy the outdoors safely!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 9 | 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 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV Index levels exhibit significant seasonal variations, with January and February starting high at a UV Index of 10 and 12 respectively, categorizing the exposure as very high and extreme. The peak months of April and September reach a maximum UV Index of 14, also classified as extreme, indicating a burn time of just 10 minutes. The months from February to October are particularly critical for UV exposure, with sustained extreme ratings, necessitating vigilant sun protection strategies. Visitors and residents should be especially cautious from February through October, ensuring to apply sunscreen, wear protective clothing, and seek shade during peak hours to mitigate the risk of sunburn and long-term skin damage. As the year winds down, November and December see a slight decrease in risk with UV Indices of 10 and 9, yet protective measures remain advisable during outdoor activities.
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 |
| Aluva | 10 | 12 | 12 | 14 | 13 | 12 | 12 | 13 | 14 | 12 | 10 | 9 |
| Bengaluru UVI | 11 | 13 | 13 | 14 | 13 | 14 | 14 | 14 | 14 | 12 | 11 | 10 |