Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Morelia (Victorico Rodolfo Grajales), Mexico, where the climate is characterized by its warm temperatures and plenty of sunshine. With peak UV levels reaching up to 15 during midday hours, awareness of these levels is vital for preventing sunburn and protecting skin health. This knowledge empowers individuals to take proactive measures against harmful UV radiation, ensuring safe outdoor activities while enjoying the beautiful ambiance that Morelia has to offer. Be informed and safeguard your skin amidst the exhilarating warmth of this vibrant city!
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 |
Throughout the year, UV Index values fluctuate significantly, with the highest levels occurring from February through October. This period includes several high-risk months where the UV Index consistently reaches 13 or higher, indicating an extreme exposure category and a burn time of just 10 minutes. Visitors and residents should take proactive measures during these months, particularly from March to July, when the UV Index peaks at 15. Protect yourself by wearing sunscreen, donning protective clothing, and seeking shade during peak sun hours. In contrast, January, November, and December show a safer UV Index, categorized as very high, with slightly longer burn times of 15 minutes. Awareness of these seasonal changes allows everyone to enjoy the outdoors safely while minimizing 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 |
| Puebla UVI | 10 | 12 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 10 | 9 |
| Morelia (Victorico Rodolfo Grajales) | 10 | 13 | 14 | 15 | 14 | 15 | 15 | 14 | 14 | 13 | 10 | 9 |