Last updated: June 2, 2025
Understanding the UV Index is essential for residents of Shahin Shahr, Iran, where the sun shines brightly in a semi-arid climate (BSk) that often leads to elevated UV levels. Monitoring the UV Index can help you prevent sunburns and protect your skin health, especially during peak hours when the index soars to 13 between noon and early afternoon. With typical UV exposure risks peaking significantly in the warmer months, being aware of the UV Index helps you enjoy the outdoors safely while minimizing the risk of skin damage. Remember, awareness is your best defense against harmful UV rays!
At 07:00 AM, the UV Index starts off low at 1, making it a safe time for early risers. As the sun ascends, the index rises steadily, reaching 3 by 08:00 AM. By 09:00 AM, it climbs to 6, indicating that sun protection becomes increasingly important. The real surge occurs from 10:00 AM to 12:00 PM, where the UV Index peaks significantly at 9 and then hits its maximum of 13 at 12:00 PM—a crucial window for being mindful of sun exposure. The intensity begins to taper off after 13:00 PM, dropping to 11 at 14:00 PM, and further declining to 8 by 15:00 PM. As the day winds down, the UV index falls to 5 at 16:00 PM, then further dwindles to 3 by 17:00 PM, and returns to a safe 1 by 18:00 PM, finally settling at 1 again by 19:00 PM. For those spending time outdoors, it's vital to take precautions during the peak hours when the UV Index is at its highest!
| 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 | 13 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 8 | very high | 15 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 |
The UV Index exhibits significant seasonal variation, with the highest levels occurring from April to August. During this peak period, specifically in May and June, the UV Index reaches a maximum of 13, categorized as extreme, indicating a burn time of only 10 minutes. Notably high-risk months for UV exposure include March through October, where proactive sun protection is essential. Visitors and residents should be particularly vigilant during these months, seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen regularly to reduce the risk of skin damage. As the UV levels decline in November and December, with indices dropping to a moderate level of 4, caution is still advised during sunny days. Remember, UV exposure can lead to long-term skin damage, so it's crucial to stay informed and protect yourself year-round.
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 |
| 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 |
| Shahin Shahr | 5 | 7 | 10 | 10 | 13 | 13 | 12 | 11 | 10 | 9 | 6 | 4 |
| Isfahan UVI | 5 | 7 | 10 | 10 | 13 | 13 | 12 | 11 | 10 | 9 | 6 | 4 |