Last updated: June 2, 2025
Understanding the UV Index is crucial for the residents of Qarnabad, Iran, where the climate is classified as BSk, characterized by hot summers and mild winters. With UV levels peaking at an intense 11 during midday, being aware of these fluctuations can significantly impact your skin health and help prevent painful sunburns. By grasping the local UV exposure risks, you can take proactive measures to protect yourself and your loved ones from harmful radiation, ensuring safer outdoor activities throughout the year. Don't underestimate the sun—stay informed and enjoy the great outdoors responsibly!
Experience a dynamic range of UV Index levels throughout the day! Starting at 7:00 AM, the UV Index is a mild 2, gradually increasing to a moderate 3 by 8:00 AM. The sun intensifies as the morning progresses, peaking at a high of 11 from 12:00 PM to 1:00 PM—the perfect time to take extra precautions. As the afternoon unfolds, the UV Index begins to decline, tapering off to 6 by 3:00 PM, and dropping to 4 by 4:00 PM. By the evening, the UV levels fade to 1 by 6:00 PM, making it safe to enjoy the cooler hours outside. Remember to stay protected during peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 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 levels show significant seasonal fluctuations that are crucial for both visitors and residents to understand. From January to February, the UV Index remains in the moderate range (4-5) with a burn time of 30 minutes. As spring approaches, March and April see a sharp rise to a very high level (8-9), reducing burn time to just 15 minutes. The peak months for UV exposure are May to July, when the index reaches an extreme level (11), necessitating protective measures in just 10 minutes. In August and September, the levels slightly decline but remain very high (9-10), with a burn time of 15 minutes. As autumn sets in, October drops to a high index of 7, offering a burn time of 25 minutes, before returning to moderate levels in November and December. Visitors and residents are advised to take precautions, especially during the high-risk months from March to August, by wearing sunscreen, protective clothing, and seeking shade during peak sun hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Qarnabad | 4 | 5 | 8 | 9 | 11 | 11 | 11 | 10 | 9 | 7 | 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 |