Last updated: May 3, 2025
Understanding the UV Index in Dehaqan, Iran is crucial for safeguarding your skin against harmful ultraviolet radiation. With intense sunlight typical of the BSk climate, knowing daily UV levels helps in preventing sunburns and long-term skin health issues. As UV exposure peaks sharply during midday—reaching a striking UV Index of 14—being aware of these fluctuations can empower residents and visitors alike to take protective measures during the hottest hours, ensuring their time under the sun remains enjoyable and safe.
As the sun rises, the UV Index begins at a modest 1 at 07:00, making the early hours relatively safe for outdoor activities. However, by 09:00, it escalates to a moderate 6, indicating that sun protection becomes increasingly important. The peak intensity hits at 12:00, reaching an impressive 14, so those venturing outside should take caution against potential sunburn. Following this zenith, the UV Index gradually declines, descending to 8 by 15:00 and eventually tapering off to 1 by 18:00. This fluctuating pattern highlights the need for awareness as the day progresses, advocating for smart sun strategies, especially during those peak hours.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 14 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index levels exhibit notable seasonal changes, peaking in the spring and summer months. February marks the start of high-risk UV exposure with an index of 8, categorized as very high, and continues to climb, reaching an extreme rating of 11 in both March and April. May, June, and July are the high-risk months, where the UV Index hits 14 and remains between 12-13 until September. Residents and visitors should exercise caution during these months, especially when the burn time is just 10 minutes under such extreme conditions. As fall approaches, the UV Index gradually decreases, dropping to 9 in October, then further to 6 and 5 by November and December, respectively. It’s vital for everyone to protect their skin during high UV times by wearing sunscreen, hats, and sunglasses, and seeking shade when necessary.
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 |
| Dehaqan | 6 | 8 | 11 | 11 | 14 | 13 | 13 | 12 | 11 | 9 | 6 | 5 |