Last updated: May 3, 2025
Understanding the UV Index in Semirom, Iran is crucial for safeguarding your skin health and preventing sunburn. With its Mediterranean climate, Semirom experiences significant UV exposure, especially during peak hours, where values can rise as high as 14 around noon. Being aware of these UV levels allows residents and visitors to take informed precautions, ensuring they enjoy the sun while protecting against its harmful effects. Embrace the beauty of Semirom's sunny days, but always remember to stay vigilant about the UV Index for a safe and enjoyable outdoor experience.
As the sun rises, the UV Index starts off modest, peaking at just 1 by 7:00 AM. However, it quickly ramps up throughout the morning, reaching 3 by 8:00 AM and hitting 6 by 9:00 AM. The intensity reaches its zenith at 12:00 PM, soaring to an intense 14, remaining at this peak until 1:00 PM. Post-lunch, the index begins to taper off, descending to 12 by 2:00 PM and gradually declining through the afternoon, landing at 5 by 4:00 PM. As daylight wanes, the UV levels drop significantly, concluding the day with a gentle 1 by 6:00 PM. It's a clear reminder to stay sun-safe, particularly during those midday 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 | 10 | very high | 15 min |
| 11:00 | 13 | extreme | 10 min |
| 12:00 | 14 | extreme | 10 min |
| 13:00 | 14 | extreme | 10 min |
| 14:00 | 12 | extreme | 10 min |
| 15:00 | 9 | 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 experiences significant seasonal fluctuations, peaking from late winter through summer. The months of March to September are particularly high-risk, with UV Index values reaching extremes of 11 to 14, indicating urgent precautions are needed, as burn times drop to just 10 minutes during this period. January and February begin with very high indexes of 8 and 9, while the tapering fall months of October and November present a slight decrease but still maintain relatively high levels. For visitors and residents, it’s essential to apply broad-spectrum sunscreen regularly, wear protective clothing, and seek shade, especially during peak sun hours between 10 a.m. and 4 p.m. As the UV Index decreases in December, the risk remains moderate, but vigilance is always advised to protect skin health 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 |
| Isfahan UVI | 5 | 7 | 10 | 10 | 13 | 13 | 12 | 11 | 10 | 9 | 6 | 4 |
| Semirom | 8 | 9 | 11 | 12 | 14 | 14 | 13 | 12 | 11 | 10 | 7 | 5 |