Last updated: July 2, 2025
In San Bernardino, Mexico, understanding the UV Index is essential for protecting your skin and overall health. The UV Index measures the strength of ultraviolet radiation from the sun, helping residents and visitors alike gauge their exposure risk. With peak levels soaring to 13 during midday, the potential for sunburn and long-term skin damage increases significantly. Given the region's Aw climate, characterized by bright sun and warm temperatures, being aware of UV levels is critical for enjoying outdoor activities safely. Keep your skin healthy by staying informed and taking precautions when the sun is at its strongest.
The UV Index for today brings a vivid spectrum of sunlight that peaks around midday. Starting with a gentle 1 at 07:00, the intensity gradually increases, reaching 5 by 10:00. As the clock strikes noon, the index surges to a striking 11, marking the high-risk zone for sun exposure. The highest readings occur between 13:00 and 14:00, with a whopping 13, urging everyone to seek shade or slather on sunscreen. As the afternoon progresses, the UV Index begins to decline, settling back to 4 by 17:00 and tapering off to a manageable 1 by dusk. Keep this dynamic UV forecast in mind for your outdoor plans and enjoy the sunshine safely!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | 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 | 13 | extreme | 10 min |
| 14:00 | 12 | extreme | 10 min |
| 15:00 | 11 | extreme | 10 min |
| 16:00 | 8 | very high | 15 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index in this region exhibits distinct seasonal variations, reaching its peak during the late spring and summer months. High-risk months span from February through October, where the UV Index remains at 12 or higher, indicating an extreme exposure risk with a minimal burn time of just 10 minutes. Particularly note that May and June represent the peak UV intensity, registering an index of 14. As we transition into the fall and winter months, the UV Index begins to decline, with November and December showing levels of 10 and 8, respectively, leading to a less critical exposure scenario. To ensure safety, both visitors and residents should prioritize sun protection during high-risk months by wearing sunscreen, protective clothing, and seeking shade, particularly during peak hours.
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 |
| San Bernardino | 10 | 12 | 13 | 13 | 14 | 14 | 13 | 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 |