Last updated: July 2, 2025
Understanding the UV Index in Lali, Iran, is crucial for protecting your skin and overall health. With the region's BSh climate, which offers plenty of sunshine, awareness of UV levels can help prevent painful sunburns and long-term skin damage. During the peak hours, particularly between 10 AM and 2 PM, UV exposure can reach high levels—peaking at a significant 11—making it essential to take precautions. By being informed about UV levels, you can enjoy the beautiful Lali weather while safeguarding your skin against harmful effects.
As the sun rises, the UV Index makes its initial climb, starting at a mild 1 by 7:00 AM, perfect for early morning outings. By 9:00 AM, it reaches a cautious 4, signaling a need for light protection. The day really heats up at 11:00 AM, where it peaks at a striking 9, and it hits its maximum intensity of 11 at 1:00 PM. During these hours, sunscreen is a must if you plan to be outdoors! As afternoon approaches, the intensity begins to wane, with the index tapering back to 7 by 3:00 PM and dropping to a relaxed 1 by 6:00 PM, perfect for evening strolls. Remember, while UV rays are their strongest in the early afternoon, they remain a factor throughout the day—stay safe in the sun!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
As the seasons change, so do the levels of ultraviolet (UV) radiation, significantly affecting both residents and visitors. From January to March, the UV Index begins to rise from 5 to a peak of 9, indicating a transition to very high levels, with the shortest burn times occurring in March and April at just 15 minutes. The summer months of May through July are particularly concerning, with UV Index readings reaching as high as 12, classified as extreme, where unprotected skin can burn in as little as 10 minutes. As summer wanes, August and September still exhibit very high UV levels, though slightly reduced, creating an ongoing risk. By October, the UV Index decreases to 7, but caution is still needed as exposure can lead to sunburn in 25 minutes. The winter months see a significant drop, with January and November returning to a moderate level. It is essential for everyone to stay informed about these seasonal changes, always applying sunscreen, wearing protective clothing, and seeking shade during peak hours, particularly from March through September, to minimize the risk of skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Karaj UVI | 4 | 5 | 8 | 9 | 12 | 12 | 11 | 10 | 10 | 7 | 4 | 3 |
| Lali | 5 | 6 | 9 | 10 | 12 | 11 | 11 | 10 | 9 | 7 | 5 | 4 |
| Mashhad UVI | 4 | 5 | 8 | 10 | 12 | 12 | 12 | 11 | 10 | 7 | 4 | 3 |
| Tehran UVI | 4 | 6 | 8 | 9 | 13 | 12 | 11 | 10 | 10 | 7 | 5 | 3 |
| Tabriz UVI | 4 | 5 | 9 | 10 | 12 | 12 | 12 | 11 | 9 | 7 | 4 | 3 |
| Isfahan UVI | 5 | 7 | 10 | 10 | 13 | 13 | 12 | 11 | 10 | 9 | 6 | 4 |