Last updated: July 2, 2025
Understanding the UV Index is crucial for the well-being of residents in Ottappalam, India. With the area's tropical climate, awareness of UV levels can mean the difference between skin health and painful sunburns. High UV exposure between 10 AM and 2 PM is particularly risky, peaking at levels of 13 around noon. By staying informed about these daily fluctuations in the UV Index, you can better protect yourself and your loved ones from potential skin damage and enjoy the vibrant sun-soaked days of Ottappalam with confidence.
As the sun rises over the horizon, the UV Index starts at a gentle 1 at 07:00, gradually increasing as the day unfolds. By 09:00, it reaches a moderate 6, prompting sun seekers to take note. The intensity peaks at 12:00 with a striking 13, marking the sun’s zenith, before slowly declining throughout the afternoon. At 13:00, it sits at 11, and by 15:00, it drops to 5, signaling a more manageable exposure for those outdoors. The sun begins to retreat, and by 17:00, the index falls back to 1, finally settling at 0 by 19:00, as evening approaches. This hourly dance of the UV Index not only highlights the day's sunlit energy but also serves as a reminder for sun safety throughout the day.
| 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 | 13 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 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 fluctuations, particularly peaking during the summer months. The risk of UV exposure is especially high from February to September, with indices reaching an extreme level of 14 in August and September. During this period, the recommended burn time is only 10 minutes, underscoring the necessity for vigilant sun protection. January to November sees a transition back to a very high UV Index, where the burn time increases to 15 minutes in January, November, and December. For both residents and visitors, it is crucial to remain aware of these seasonal changes, prioritize sun safety measures—such as using sunscreen, wearing protective clothing, and seeking shade—especially during these high-risk months. Remember, even on cloudy days, UV rays can still cause damage, so stay protected 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 |
| Ottappalam | 10 | 12 | 13 | 13 | 13 | 12 | 13 | 14 | 14 | 12 | 10 | 9 |
| Bengaluru UVI | 11 | 13 | 13 | 14 | 13 | 14 | 14 | 14 | 14 | 12 | 11 | 10 |