Last updated: July 2, 2025
In Guadalupe Maravillas, Mexico, understanding the UV Index is crucial for maintaining skin health and preventing sunburn, especially in this Aw climate zone, which often features high sun exposure. As the UV Index can reach dangerously high levels, peaking at 15 around midday, being aware of these fluctuations helps residents and visitors alike take proactive measures to protect themselves from harmful radiation. By knowing when to seek shade or apply sunscreen, you can enjoy the beautiful weather while safeguarding your skin against long-term damage.
The UV index for the day showcases a dramatic rise in sun intensity as the hours progress. Starting at a mild 1 during the early morning (7:00 AM), the index remains low until 9:00 AM when it reaches 3. However, by 10:00 AM, it soars to 7, heralding a sunny peak ahead. The afternoon sees an impressive climb, peaking at a maximum of 15 at 1:00 PM—the most critical time for sun exposure—before gradually tapering off to 11 by 3:00 PM and falling to 1 by nighttime. This data underscores the importance of sun safety measures during the vibrant midday hours!
| 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 | 7 | high | 25 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 15 | extreme | 10 min |
| 14:00 | 14 | extreme | 10 min |
| 15:00 | 11 | extreme | 10 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 |
During the year, the UV Index shows significant seasonal changes, peaking in the summer months. From January to March, the UV Index begins at 10 and escalates to 14 by April, maintaining that level through June. The highest readings occur in July with a UV Index of 15, indicating extremely high exposure risk. Post-July, the levels gradually decline, with October recording a UV Index of 13, before falling back to 10 in November and 9 in December, reflecting very high levels again. The high-risk months for UV exposure are February to October, which are classified as extreme or very high exposure categories. Visitors and residents are advised to take necessary precautions during these months, such as wearing protective clothing, utilizing broad-spectrum sunscreen, and seeking shade during peak sun hours to mitigate the risks associated with high UV exposure.
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 |
| 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 |
| Guadalupe Maravillas | 10 | 12 | 14 | 14 | 14 | 14 | 15 | 14 | 14 | 13 | 10 | 9 |
| Puebla UVI | 10 | 12 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 10 | 9 |