Last updated: July 2, 2025
In Khark, Iran, being aware of the UV Index is essential for safeguarding your skin and overall health. With peak UV levels reaching an intense 10 around midday, understanding these fluctuations can help prevent sunburn and long-term skin damage. Khark's semi-arid climate (BSh) contributes to strong sun exposure, particularly during the summer months, making it crucial for residents and visitors alike to stay informed. By keeping an eye on the UV Index, you can enjoy the beautiful Iranian sun while protecting yourself and your loved ones.
The UV Index throughout the day showcases a dramatic rise, peaking at 10 around noon which indicates a very high risk of harm from unprotected sun exposure. As the sun climbs higher in the sky, the index escalates swiftly, starting from a mere 1 at 07:00 to reach a significant 9 by 11:00. From 12:00 to 13:00, the UV index remains relentless at 10, urging outdoor enthusiasts to take precautions. Thankfully, the intensity begins to taper off in the afternoon, dipping back to 5 by 16:00, and settling into a safer 1 by the evening hours at 18:00 and 19:00. Overall, it’s essential to prioritize sun safety, especially during those peak hours 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 | 6 | 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 | 7 | high | 25 min |
| 16:00 | 5 | 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 index levels fluctuate significantly, indicating varying risks for sun exposure. The high-risk months are March to June, with the UV index reaching 11 during May and June, categorized as extreme, and a mere 10-minute burn time. April also presents dangers with a UV index of 10, requiring vigilance. As summer transitions to fall, July to September maintain high levels but taper off slightly, with indices around 8 to 10. In contrast, January, November, and December feature more moderate levels, with an index of 4 to 5 and a safer 30-minute burn time. Visitors and residents are advised to take precautions during peak months, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during midday hours when UV exposure is at its highest. Staying informed and prepared can help mitigate health risks associated with UV radiation.
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 |
| Khark | 5 | 6 | 9 | 10 | 11 | 11 | 10 | 10 | 8 | 7 | 5 | 4 |
| 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 |