Last updated: May 3, 2025
Awareness of the UV Index is crucial for residents of Rehli, India, where the sun's intensity can vary significantly throughout the day. Understanding UV levels is essential for preventing sunburn and maintaining optimal skin health, especially during peak hours when the UV Index reaches a maximum of 12 around midday. Rehli's Csa climate means it enjoys warm summers, which can increase the risk of prolonged UV exposure, making it vital for locals to stay informed and take necessary precautions to protect their skin while enjoying the beautiful outdoors.
As the day begins, the UV Index gradually climbs, starting at a mild 2 at 7:00 AM. By 8:00 AM, it rises to 4, indicating a reminder to enjoy the sunshine with some caution. The sun reaches its peak intensity at midday, hitting a high of 12 at 12:00 PM, urging everyone to seek shade and protect their skin. After this peak, the UV Index begins to taper off, dropping to 10 at 1:00 PM, then gradually descending through the afternoon—7 at 2:00 PM, 5 at 3:00 PM, and finally retreating to 1 by 5:00 PM. As daylight fades, the UV Index slips to 0 by 7:00 PM, signaling that it’s safe to enjoy the evening outdoors without worry. Keep in mind, during the peak hours of 10:00 AM to 2:00 PM, protection is key to enjoying the sun safely!
| 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 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 7 | high | 25 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 |
As the seasons change, so do the UV Index levels, highlighting significant variations in sun exposure risks throughout the year. From January to March, the UV Index gradually rises, peaking at 10 in March, signaling the need for caution with a burn time of just 15 minutes. The months of April through August present the highest UV levels, reaching 14 in July, categorized as extreme, with a minimal safe burn time of just 10 minutes. September and October see a slight decline but still maintain high UV exposure, with October at a UV index of 10. The high-risk months are therefore from March to October, particularly from April to August. Residents and visitors should take precautions during these periods by applying sunscreen, wearing protective clothing, and seeking shade to minimize UV exposure and reduce the risk of sunburn and long-term skin damage.
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 |
| Rehli | 7 | 8 | 10 | 11 | 12 | 12 | 14 | 13 | 11 | 10 | 7 | 6 |
| 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 |
| Bengaluru UVI | 11 | 13 | 13 | 14 | 13 | 14 | 14 | 14 | 14 | 12 | 11 | 10 |