Last updated: May 3, 2025
In 20 de Noviembre (El Morro), staying informed about the UV Index is crucial for both locals and visitors alike. With a climate that typically sees high sun exposure, understanding UV levels can help prevent sunburn and protect skin health. During peak hours, the UV Index can reach alarming levels, peaking at 14 around 1 PM, indicating substantial risk for harm. By being aware of this daily measure, you can enjoy the sun responsibly while safeguarding your skin from potential damage. Embrace the beauty of El Morro, but remember to check the UV Index regularly for a safe outdoor experience!
The UV Index data reveals a dynamic shift in sun intensity throughout the day. Early morning hours from 07:00 to 09:00 see a mild index, peaking at 3 by 09:00. However, the sun's strength escalates sharply as we approach midday, with the index skyrocketing to 12 at 12:00 and reaching its zenith at 14:00 with a striking 14. As the afternoon progresses, a gradual decline begins, dropping to 10 by 15:00, and tapering down as evening approaches. By 19:00, the UV Index returns to a gentle 1, reminiscent of the early morning's cool embrace. It's a clear reminder to stay protected during peak hours, especially between 11:00 and 14:00, when the sun poses its strongest rays.
| 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 | 6 | high | 25 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 14 | extreme | 10 min |
| 14:00 | 13 | extreme | 10 min |
| 15:00 | 10 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index in our region exhibits notable seasonal changes. The months of February to October consistently show extreme UV levels (Index 12-14), indicating a heightened risk for skin damage, with a dangerously short burn time of just 10 minutes. Specifically, March through July represent the high-risk months, where the UV Index peaks at 14 during April, May, and July. As a reminder for both visitors and residents, it is critical to take necessary precautions during these months, such as wearing sunscreen with a high SPF, protective clothing, and seeking shade during peak sunlight hours. In contrast, November and December present very high UV levels, with slightly longer burn times of 15 minutes, while January has a UV Index of 10, still warranting caution. Stay vigilant and prioritize skin safety throughout the year!
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Guadalajara UVI | 9 | 11 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 9 | 8 |
| 20 de Noviembre (El Morro) | 10 | 12 | 13 | 14 | 14 | 13 | 14 | 13 | 13 | 12 | 10 | 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 |