Last updated: July 2, 2025
Understanding the UV Index in Piranshahr, Iran, is crucial for maintaining optimal skin health and preventing sunburn. As a city nestled in a climate zone characterized by hot summers, awareness of UV levels helps residents and visitors alike make informed decisions about sun exposure—especially when the UV Index peaks at an intense 12 around midday. With typical afternoon levels reaching well into the high range, knowing when to seek shade or apply sunscreen can make all the difference in enjoying the sun safely and preserving your skin's integrity. Stay informed and protect yourself from unseen dangers in Piranshahr’s bright sun!
Throughout the day, the UV Index displayed a dynamic pattern, peaking at an intense 12 around 1 PM. Starting off gently at 1 by 7 AM, it climbed steadily, reaching 9 by 11 AM, a clear sign to take precautions. As the sun approached its zenith, the index swelled to its maximum at 12 PM, emphasizing the importance of sun safety. Following the midday peak, the index gradually decreased, dropping to 9 by 3 PM, then tapering off further to 2 by 6 PM and 1 by 7 PM. This data underscores the significance of shielding oneself from the sun's harmful rays during the day, especially when the UV Index is at its highest.
| 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 | 11 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index exhibits significant seasonal variation, with peak levels occurring from March to August. March and April have the highest readings of 9 and 10 respectively, indicating a very high risk of harm from unprotected sun exposure, where burn time is as low as 15 minutes. The risk escalates in May and June to an extreme level, reaching a maximum UV Index of 13 that demands protection within just 10 minutes of exposure. July and August continue with similarly high levels, while UV radiation begins to decrease in September and October, signifying a return to high risk with a UV Index of 9 and 7 respectively. November and December see a reduction to moderate levels, with a UV Index of 4 and 3 and a burn time of 30 minutes. Visitors and residents should remain vigilant, especially during May to September, taking proper precautions such as wearing sunscreen, protective clothing, and seeking shade to minimize UV exposure during these high-risk months.
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 |
| Piranshahr | 4 | 6 | 9 | 10 | 13 | 13 | 12 | 11 | 9 | 7 | 4 | 3 |
| Isfahan UVI | 5 | 7 | 10 | 10 | 13 | 13 | 12 | 11 | 10 | 9 | 6 | 4 |