Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Bandar-e Emam Khomeyni, Iran, where sunshine is abundant and the BWh climate brings an array of UV exposure risks. As the UV levels can soar to a peak of 11 around noon, familiarizing yourself with these numbers is essential for preventing sunburn and maintaining long-term skin health. With the highest readings occurring during the hottest parts of the day, staying informed about the UV Index not only protects your skin but also helps you enjoy the beautiful, sunlit days this coastal city has to offer. Remember, awareness is your best defense against harmful UV rays!
The UV Index starts off gently at 1 by 7:00 AM, but quickly escalates as the sun climbs higher in the sky. By 10:00 AM, it reaches a moderate 6, and the intensity peaks at an impressive 11 around 1:00 PM—perfect for seeking shade or applying sunscreen. As the afternoon rolls in, the index gradually drops, hovering at 9 at 2:00 PM and then falling to 5 by 4:00 PM, concluding the day at a much safer 1 by 7:00 PM. It's a clear reminder to stay sun-smart, especially during those midday hours!
| 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 | 6 | 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 | 9 | 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 does the UV Index, which significantly impacts sun safety for visitors and residents. From January to February, UV exposure transitions from moderate to high, with burn times decreasing from 30 to 25 minutes. The spring months of March and April see a sharp increase to very high levels (UV Index 9 and 10), demanding precautions as burn times shrink to just 15 minutes. May through July presents the highest risks, classified as extreme (UV Index 11), where protective measures are critical as burn times drop to just 10 minutes. As summer fades into August and September, conditions remain very high, with burn times back to 15 minutes. By October, UV exposure reduces to high, before settling back into moderate levels in November and December. Advising residents and visitors to utilize sunscreen, wear protective clothing, and limit sun exposure during these high-risk months—particularly from March to July—will help prevent harmful effects from the sun.
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 |
| Bandar-e Emam Khomeyni | 5 | 6 | 9 | 10 | 11 | 11 | 11 | 9 | 9 | 7 | 5 | 4 |
| 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 |