Last updated: July 2, 2025
In Chadegan, Iran, staying informed about the UV Index is crucial for protecting your skin and overall health. Understanding UV levels not only aids in preventing sunburn but also plays a significant role in long-term skin health by reducing the risk of skin cancer. Chadegan's Mediterranean climate (Csa) brings plenty of sunshine, especially in the summer months, making awareness of high UV exposure—especially from 11:00 AM to 1:00 PM, when levels peak at an intense 13—essential for outdoor enthusiasts and residents alike. Being proactive against UV rays can safeguard your skin and enhance your enjoyment of the beautiful outdoors.
As the sun rises, the UV Index begins its climb, starting at a gentle 1 at 07:00. By 08:00, it ticks up to 3, signaling a need for light sun protection. The intensity escalates sharply, peaking at an intense 13 by 12:00 and 13:00, making midday the most hazardous time for unprotected skin. Thankfully, as the afternoon cools, the index gradually declines, dropping to 9 at 15:00 and further to 6 by 16:00. After a gradual descent, it settles back to a safe 1 by 18:00 and 19:00, signaling the end of a day spent under the sun. Remember, when the UV Index reaches critical levels, it’s essential to take precautions to protect your skin!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index exhibits notable seasonal changes, peaking during the summer months. January and February start with a high UV Index of 6 and 7, respectively, allowing for a burn time of 25 minutes. As spring approaches, March and April see an alarming rise to an extreme category of 11, reducing safe exposure to just 10 minutes. The peak occurs in May and June with a UV Index of 14, where it remains in the extreme range, demanding even caution in outdoor activities. July and August slightly decrease to 13 and 12, but remain critical, while September returns to an 11. The threat tapers off in October with a very high rating of 9 (15-minute burn time), before dropping significantly in November (6) and December (5), aligning with high and moderate exposure categories. Visitors and residents should exercise particular caution from March through October, minimizing sun exposure, wearing protective clothing, using sunscreen, and seeking shade, especially during peak hours to reduce 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 |
| 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 |
| Chadegan | 6 | 7 | 11 | 11 | 14 | 14 | 13 | 12 | 11 | 9 | 6 | 5 |