Last updated: July 2, 2025
Understanding the UV Index is vital for residents of Congregacion de la Cruz, Mexico, where the climate can intensify sun exposure, especially during the peak hours of midday sun. The UV Index provides essential information on the strength of ultraviolet radiation, helping to prevent sunburn and protect skin health. With peak UV levels reaching as high as 13 around noon, it’s crucial to stay informed and take necessary precautions to safeguard against the harmful effects of the sun. By being aware of these risk levels, you can enjoy the beautiful weather while keeping your skin safe in this stunning region.
At dawn, the UV Index begins its ascent, starting at a cool 0 at 7:00 AM. As the sun climbs higher, from 8:00 AM to 10:00 AM, it gradually rises to 4, indicating a low risk of harm from unprotected sun exposure. However, by 11:00 AM, a surge in intensity brings the index to 8, signaling a moderate level of UV radiation. The peak occurs at 12:00 PM and 1:00 PM, reaching a striking 11 and 13, showcasing a high risk that calls for protective measures. As the afternoon wanes, the index gently declines, hitting 12 at 3:00 PM before tapering off to 9 at 4:00 PM and finally falling back to 1 by 7:00 PM. It's a day where the sun demands both respect and vigilance!
| 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 | 4 | moderate | 30 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 13 | extreme | 10 min |
| 15:00 | 12 | extreme | 10 min |
| 16:00 | 9 | very high | 15 min |
| 17:00 | 6 | high | 25 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences significant fluctuations, with the highest risk months occurring from February to September, when the index reaches extreme levels of 11 to 14 and requires minimal exposure times of just 10 minutes to avoid sunburn. In contrast, the months of November and December see the UV Index drop to 9 and 8 respectively, categorized as very high with longer burn times of 15 minutes. Residents and visitors are advised to take extra precautions during the peak months, such as wearing sunscreen, protective clothing, and seeking shade during peak sun hours, to safeguard against harmful UV radiation.
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 |
| Congregacion de la Cruz | 9 | 11 | 14 | 14 | 14 | 14 | 13 | 13 | 14 | 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 |