Last updated: June 2, 2025
Understanding the UV Index is crucial for the residents of Dehaqan, Iran, especially given its BSk climate which often results in intense sun exposure. As UV levels can soar to a staggering 13 during peak hours, being aware of these fluctuations is essential for preventing sunburn and protecting skin health. High UV readings, particularly between 10 AM and 2 PM, pose significant risks, making it important to take protective measures such as wearing sunscreen or seeking shade. Stay informed and proactive to enjoy the sun safely in Dehaqan!
At 07:00 AM, the UV Index starts off low at 1, making it a safe time for early risers. As the sun ascends, the index rises steadily, reaching 3 by 08:00 AM. By 09:00 AM, it climbs to 6, indicating that sun protection becomes increasingly important. The real surge occurs from 10:00 AM to 12:00 PM, where the UV Index peaks significantly at 9 and then hits its maximum of 13 at 12:00 PM—a crucial window for being mindful of sun exposure. The intensity begins to taper off after 13:00 PM, dropping to 11 at 14:00 PM, and further declining to 8 by 15:00 PM. As the day winds down, the UV index falls to 5 at 16:00 PM, then further dwindles to 3 by 17:00 PM, and returns to a safe 1 by 18:00 PM, finally settling at 1 again by 19:00 PM. For those spending time outdoors, it's vital to take precautions during the peak hours when the UV Index is at its highest!
| 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 | 13 | 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 |