Last updated: June 2, 2025
Understanding the UV Index in Grazalema, Spain, is essential for protecting your skin and enjoying the beautiful outdoors safely. With its Mediterranean climate characterized by warm summers and abundant sunshine, Grazalema presents notable UV exposure risks, especially during peak hours between 12:00 PM and 3:00 PM when the UV Index can reach a high of 11. By monitoring UV levels, you can take proactive steps to prevent sunburn and safeguard your skin health, ensuring that your sunny days in this picturesque town remain enjoyable and worry-free. Whether lounging by the scenic landscapes or exploring the charming streets, awareness of the UV Index can help you make informed choices to protect against harmful UV radiation.
The UV Index data reveals a notable peak in solar intensity throughout the day. Starting at 0 at 7:00 AM, the index gradually climbs as the sun rises, hitting 1 by 8:00 AM and reaching 2 at 9:00 AM. A more significant jump occurs at 10:00 AM, with the index hitting 3 and continuing to rise steeply. By 11:00 AM, it escalates to 6, then soars to 8 at 12:00 PM, reaching its maximum of 11 at both 1:00 PM and 2:00 PM. The intensity begins to wane after 3:00 PM, descending to 9 by 4:00 PM and further dropping to 2 by 7:00 PM. This data underscores the importance of sun protection during peak hours, particularly between 11 AM and 2 PM, when UV exposure is at its highest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 3 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 11 | extreme | 10 min |
| 16:00 | 9 | very high | 15 min |
| 17:00 | 7 | high | 25 min |
| 18:00 | 4 | moderate | 30 min |
| 19:00 | 2 | low | 45 min |
Throughout the year, the UV Index experiences significant seasonal changes, with January and December presenting the lowest levels (UV Index 3) and the summer months of June and July reaching peak levels (UV Index 11), categorized as extreme. April and May also have very high readings (UV Index 9-10), indicating a gradual increase in risk as spring progresses into summer. March, August, and September maintain a high risk for UV exposure (UV Index 7-9). Visitors and residents are advised to take precautions from March through October, especially during the extreme months of June and July, by seeking shade, wearing protective clothing, and applying sunscreen regularly, as burn times decrease significantly to as little as 10 minutes during peak UV periods.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Barcelona UVI | 3 | 4 | 5 | 7 | 8 | 10 | 10 | 9 | 7 | 6 | 3 | 2 |
| Zaragoza UVI | 3 | 4 | 6 | 8 | 9 | 11 | 11 | 9 | 8 | 6 | 3 | 2 |
| Valencia UVI | 3 | 4 | 6 | 8 | 9 | 11 | 10 | 9 | 8 | 6 | 4 | 3 |
| Madrid UVI | 3 | 4 | 6 | 8 | 10 | 11 | 11 | 9 | 8 | 6 | 4 | 3 |
| Sevilla UVI | 3 | 5 | 7 | 9 | 10 | 11 | 10 | 10 | 9 | 7 | 4 | 3 |
| Grazalema | 3 | 5 | 7 | 9 | 10 | 11 | 11 | 10 | 9 | 7 | 5 | 3 |