Last updated: July 2, 2025
In Swamimalai, India, awareness of the UV Index is essential for safeguarding your skin and overall health. Understanding UV levels is crucial not only for preventing painful sunburns but also for minimizing long-term skin damage and reducing the risk of skin cancer. Swamimalai’s Aw climate typically features high UV exposure, especially during midday hours, where the index peaks at 13 around noon. By staying informed about the UV Index, you can take necessary precautions to enjoy the sun safely and protect your skin throughout the day.
As the day unfolds, the UV Index rises dramatically, reaching its peak at 12:00 PM with an impressive 13. Early morning hours start off gently, with a maximum of 2 at 7:00 AM, gradually climbing to 4 by 8:00 AM. The sun's intensity truly kicks in at 10:00 AM, hitting a notable 10 before skyrocketing to 12 by 11:00 AM. A slight decline begins after noon, with the index dropping to 11 at 1:00 PM, then tapering off to 8 by 2:00 PM. As the afternoon progresses, we see a further decrease, plummeting to 5 at 3:00 PM and drifting downwards to 1 by 5:00 PM, before the sunshine's effects completely fade away by 6:00 PM, when the UV Index reaches 0. It’s a reminder to stay sun-safe during those prime 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 | 12 | 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 |
Throughout the year, UV Index levels exhibit significant seasonal variation, with the highest readings occurring from February to October. The high-risk months, particularly from March to October, consistently showcase an extreme exposure category, correlating with a burn time of just 10 minutes. Visitors and residents are strongly advised to take necessary precautions during these months by applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade during peak sun hours. As the year progresses into November and December, while UV levels slightly decrease to 11 and 9 respectively, precautions remain essential, especially given the very high exposure category in January and December with a burn time of 15 minutes. Staying vigilant against UV radiation is crucial for maintaining skin health year-round.
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 |
| Swamimalai | 10 | 12 | 13 | 15 | 12 | 12 | 13 | 14 | 13 | 11 | 11 | 9 |
| Bengaluru UVI | 11 | 13 | 13 | 14 | 13 | 14 | 14 | 14 | 14 | 12 | 11 | 10 |