Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Sari, Iran, where the warm Csa climate can lead to significant UV exposure throughout the day. With UV levels peaking at 10 during midday, awareness is essential for safeguarding your skin against harmful effects like sunburn and long-term health issues. By keeping an eye on the UV Index, you can enjoy the beautiful outdoors while taking the necessary precautions to protect your skin. Stay informed and make informed choices to stay safe under the Sari sun!
As the sun rises, the UV Index begins to escalate, peaking dramatically around midday. At 07:00, it's a modest 1, but by 08:00, it climbs to 3, signaling the start of a brighter day. The sun's intensity continues to rise swiftly, hitting 5 by 09:00 and reaching a scorching 10 between 12:00 and 13:00—a crucial time for sun safety awareness. As the afternoon wears on, the index begins to dip, dropping to 9 at 14:00 and gradually falling to 6, 4, and eventually down to 2 by 17:00, before settling back to 1 as the sun sets at 19:00. It's a day that showcases the importance of protecting your skin during peak hours!
| 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 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV exposure levels exhibit noticeable seasonal fluctuations. The high-risk months run from March to September, peaking in May with an extreme UV Index of 11 and a burn time of just 10 minutes. During this stretch, particularly in April and May, visitors and residents are advised to take extra precautions, as the UV Index reaches very high to extreme levels, significantly increasing the risk of sunburn. In contrast, winter months such as January and February feature moderate UV levels (Index 4) with longer burn times of 30 minutes. To ensure safety, it is recommended to limit sun exposure during the peak UV hours from 10 AM to 4 PM, and to use sunscreen, wear protective clothing, and seek shade whenever possible, especially during the summer months when the risk is at its highest.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sari | 4 | 4 | 7 | 8 | 11 | 10 | 10 | 9 | 8 | 6 | 4 | 3 |
| 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 |