Last updated: June 2, 2025
In Los Cavazos, Mexico, awareness of the UV Index is vital for safeguarding your skin against harmful sun exposure. Understanding the UV levels helps prevent sunburn and long-term skin damage, especially in a region known for its hot semi-arid climate (BSh), where peak UV readings can soar to a striking 12 during midday hours. With the sun's intensity reaching its zenith around noon, knowing when to seek shade or apply sunscreen becomes crucial for maintaining your skin health. Stay informed and enjoy the sunny days with peace of mind!
As the sun rises, the UV Index starts at a mild 1 at 7:00 AM and remains low until 9:00 AM, where it climbs to 3. By 10:00 AM, the index accelerates to a moderate 5, but it’s at 11:00 AM that the heat intensifies, reaching 8. The peak occurs at 12:00 PM with a staggering value of 10, followed by the highest point of the day at 1:00 PM and 2:00 PM, where it maxes out at 12. After this peak, the index gradually declines: it drops to 10 by 3:00 PM and continues to decrease to 7 at 4:00 PM. By the late afternoon, the intensity wanes, falling to 5 at 5:00 PM and back down to 2 by 6:00 PM, before settling at 1 again as day turns to dusk by 7:00 PM. Remember to shield yourself during the midday hours when the UV radiation is at its most intense!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 12 | extreme | 10 min |
| 15:00 | 10 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index fluctuates significantly, with high-risk months typically falling between February and September. During this time, values soar to extreme levels of 12, especially in May through August, where the recommended burn time is only 10 minutes. In March and April, the index remains in the very high to extreme categories, with burn times decreasing to just 10-15 minutes. As summer gradually transitions into fall, the UV Index begins to decline, allowing for slightly longer burn times in October at 15 minutes, but still indicating a very high risk. For winter months, January, November, and December maintain a high exposure category but extend burn times back to 25 minutes. Visitors and residents should remain vigilant, particularly during the peak UV months, taking proactive measures such as wearing sunscreen, protective clothing, and seeking shade during peak hours to mitigate the risks associated with intense sun exposure.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Los Cavazos | 6 | 9 | 10 | 11 | 12 | 12 | 12 | 12 | 11 | 9 | 7 | 6 |
| Guadalajara UVI | 9 | 11 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 9 | 8 |
| Iztapalapa UVI | 10 | 12 | 14 | 15 | 14 | 14 | 14 | 14 | 14 | 12 | 10 | 8 |
| Ecatepec de Morelos UVI | 10 | 12 | 14 | 15 | 15 | 14 | 14 | 13 | 14 | 12 | 10 | 8 |
| Mexico City UVI | 10 | 12 | 14 | 15 | 15 | 14 | 14 | 13 | 14 | 12 | 10 | 8 |
| Puebla UVI | 10 | 12 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 10 | 9 |