Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Bhan, Pakistan, where sunnier days are the norm. Being aware of the UV levels helps in preventing sunburn and protecting overall skin health, especially during peak exposure times. In this BWh climate zone, the UV Index can soar to a staggering 13 at noon, emphasizing the need for vigilance. As the sun's intensity fluctuates throughout the day, knowing when to take precautions can significantly reduce the risk of harmful effects from UV radiation. Stay informed and enjoy the sun safely in Bhan!
The UV Index exposure throughout the day exhibits a striking progression, peaking at 13 around noon. Starting from a gentle 1 at 7 AM, the index gradually escalates, hitting 3 by 8 AM. As the morning unfolds, it climbs to 5 by 9 AM, reaching a significant 9 by 10 AM. The afternoon sun intensifies, culminating in a maximum value of 11 at 11 AM before surging to its zenith at 12 PM. Following the high point, the index gradually declines, dropping to 12 at 1 PM, and tapering off to 10, 7, and finally 4 by mid to late afternoon. As the sun sets, the UV Index diminishes further, resting at 1 by 6 PM and continuing through 7 PM. It’s advisable to take precautions during peak hours, especially between 11 AM and 1 PM, to ensure safety under the sun.
| 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 | 1 | low | 45 min |
Throughout the year, the UV Index experiences notable fluctuations, with the highest risk months occurring from February to July. During this period, particularly in March, May, and July, the UV Index peaks at 10 or above, indicating very high to extreme exposure categories and necessitating vigilant sun protection. For visitors and residents, it is crucial to take precautions, especially during the dominant summer months of April through August, where the burn time can be as little as 10 minutes. Sunscreen, protective clothing, and seeking shade are essential measures to mitigate the risks associated with UV exposure. As the year progresses into fall and winter, the UV levels decrease, with November and December returning to a high exposure category but with longer burn times of 25 minutes; nonetheless, caution should still be exercised year-round.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rawalpindi UVI | 4 | 5 | 9 | 9 | 11 | 11 | 11 | 10 | 9 | 6 | 4 | 3 |
| Lahore UVI | 4 | 5 | 9 | 9 | 10 | 10 | 11 | 11 | 8 | 6 | 4 | 4 |
| Faisalabad UVI | 4 | 6 | 8 | 9 | 10 | 10 | 11 | 11 | 9 | 7 | 5 | 4 |
| Multan UVI | 4 | 6 | 9 | 9 | 11 | 10 | 11 | 11 | 9 | 7 | 5 | 4 |
| Karachi UVI | 6 | 8 | 10 | 11 | 11 | 10 | 12 | 12 | 10 | 10 | 7 | 6 |
| Bhan | 6 | 8 | 10 | 11 | 13 | 11 | 13 | 12 | 10 | 9 | 7 | 6 |