Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Mexcaltepec, Mexico, where the sun shines brightly in a warm climate. Awareness of UV levels not only helps in planning outdoor activities but is vital for preventing sunburn and maintaining skin health. With peak UV levels reaching as high as 14 in the midday hours, recognizing these fluctuations can empower individuals to protect themselves during the most intense sunlight hours. Whether you’re exploring the vibrant surroundings or simply enjoying a day outside, being informed about the UV Index in Mexcaltepec can ensure a safer and healthier experience under the sun.
The UV index today paints a dynamic picture of solar intensity as the day unfolds. Starting at a refreshingly low 0 at 07:00, the index begins to rise steadily, reaching 1 by 08:00. As the sun climbs higher, it hits 2 by 09:00, ramping up to 5 at 10:00. The peak occurs around midday when the index surges to a striking 14 between 13:00 and 14:00, label this the moment for caution! Afterward, the intensity begins to wane, dropping to 12 by 15:00 and then tapering off gradually to 5 at 17:00. By evening, the skies restore a gentler touch, with the index descending to 2 at 18:00 and finishing the day at 1 by 19:00. As a reminder, these fluctuations highlight the importance of sun protection, especially during those peak hours!
| 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 | 5 | moderate | 30 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 14 | extreme | 10 min |
| 14:00 | 14 | extreme | 10 min |
| 15:00 | 12 | extreme | 10 min |
| 16:00 | 9 | very high | 15 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index exhibits significant seasonal variations, with the highest levels occurring from February through September. During these months, particularly from March to June, the index reaches an extreme level of 14. This indicates a high risk for sunburn, with a minimal exposure burn time of just 10 minutes. Visitors and residents are strongly advised to take precautionary measures during these months, such as wearing protective clothing, applying high-SPF sunscreen, and seeking shade during peak sun hours. As the year progresses into October and returns to November and December, the UV Index decreases to 12 and 10, respectively, still presenting a very high risk, but with slightly longer burn times of 10 to 15 minutes. Awareness and protection remain crucial, even in the cooler months.
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 |
| Mexcaltepec | 10 | 12 | 14 | 14 | 14 | 14 | 14 | 13 | 14 | 12 | 10 | 9 |
| 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 |