Last updated: May 3, 2025
Understanding the UV Index is crucial for residents of Sahiwal, Pakistan, where the sun's rays can be particularly intense. With a BWh climate, Sahiwal experiences high UV levels, especially during peak daylight hours, making awareness essential for protecting skin health and preventing painful sunburns. Elevated UV readings—peaking at 10 from 11:00 AM to 12:00 PM—underscore the importance of monitoring daily UV levels. By grasping the risks associated with sun exposure in Sahiwal, you can take proactive measures to safeguard your skin and enjoy the sunshine responsibly.
The UV Index experiences a notable ascent throughout the morning, starting from a gentle 1 at 7:00 AM and climbing steadily to reach a peak of 10 by 11:00 AM and 12:00 PM. This high level of UV exposure indicates a significant risk of harm from unprotected sun exposure during these hours. As the afternoon progresses, the index begins to decline, tapering off to 9 at 1:00 PM, then dropping to 7 at 2:00 PM. Eventually, it decreases further to 5 by 3:00 PM, and continues its descent to 1 at 5:00 PM and 6:00 PM. The sun's intensity wanes completely by 7:00 PM, with the UV Index falling to 0. It's crucial for those enjoying outdoor activities to stay vigilant during the peak hours, especially between 10:00 AM and 2:00 PM, to protect themselves from UV exposure.
| 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 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 7 | high | 25 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 |
The UV Index demonstrates notable seasonal changes, with high-risk months typically occurring from March to August. During this period, the UV Index peaks at 11 in both July and August, indicating an extreme exposure category and a rapid burn time of just 10 minutes. From April to June, the UV Index remains in the very high range, necessitating vigilant sun protection. As the year progresses into September and October, the Index declines but remains significant, particularly in early autumn. Visitors and residents are advised to take precautions during high UV months by using sunscreen, wearing protective clothing, and seeking shade, particularly during peak sun hours to minimize skin damage and health risks.
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 |
| Sahiwal | 4 | 6 | 8 | 9 | 10 | 10 | 11 | 11 | 9 | 7 | 5 | 4 |
| Karachi UVI | 6 | 8 | 10 | 11 | 11 | 10 | 12 | 12 | 10 | 10 | 7 | 6 |