Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Javanrud, Iran, to protect their skin and overall health, especially given the region's Mediterranean climate (Csa) that often brings high UV exposure. Awareness of the UV levels can help you take proactive measures against sunburn and long-term skin damage, as the index can soar to 12 during midday, indicating a high risk of harm from unprotected sun exposure. With UV levels peaking between 10 AM and 2 PM, understanding these fluctuations empowers residents to enjoy the sun safely while keeping their skin health a priority. Don’t underestimate the sun—stay informed and shield yourself appropriately!
The UV Index starts off mild at 1 at 07:00, gradually climbing to reach a peak of 13 by 13:00. This is the most intense period of sunlight, with the index hitting 12 at noon and 10 at 11:00. As the afternoon progresses, it begins to decline, dropping to 9 at 15:00, and settling at 4 by 17:00. The day winds down with the UV levels falling back to 2 at 18:00 and returning to 1 by 19:00, indicating a gentler evening. It’s important to stay protected during the peak hours when the sun is at its strongest!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV levels fluctuate significantly, with the highest exposure occurring during the late spring and summer months. March through September are considered high-risk months, especially May through August, when the UV Index reaches extremes of 11 to 13, resulting in a quick burn time of just 10 minutes for fair skin. April also presents a critical period with a UV Index of 10. Visitors and residents should take precautions during these months, including wearing protective clothing, using broad-spectrum sunscreen, and seeking shade during peak hours to minimize the risk of skin damage. As the year progresses into the fall and winter, UV levels decrease, with January, November, and December categorized as moderate, allowing for more leisure time outdoors without intense sun protection.
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 |
| Javanrud | 5 | 6 | 9 | 10 | 13 | 13 | 12 | 11 | 10 | 7 | 5 | 4 |
| Isfahan UVI | 5 | 7 | 10 | 10 | 13 | 13 | 12 | 11 | 10 | 9 | 6 | 4 |