Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in San Juan Amecac, Mexico, a region characterized by its warm Aw climate. Being aware of UV levels not only helps in preventing painful sunburns but also plays a vital role in maintaining long-term skin health. With peak UV exposure reaching levels as high as 14 between 12 PM and 1 PM, it’s essential to protect yourself when the sun is at its strongest. Whether you’re enjoying outdoor activities or simply soaking up the sun, knowing how to gauge UV intensity can make all the difference in safeguarding your skin. Stay informed and enjoy the beautiful sunny days of San Juan Amecac responsibly!
As the day unfolds, the UV Index escalates dramatically, peaking at 14 around 1 PM, indicating an intense level of solar radiation. Early hours see a mild start, with values of 1 at 7 AM and 8 AM, only creeping up to 2 by 9 AM. However, as the sun climbs higher, the intensity surges, reaching a brisk 5 by 10 AM, and a striking 12 by noon. The afternoon continues the trend, with 13 at 2 PM before gradually declining to 4 by 5 PM. By the time the sun sets, UV levels retreat to a safer 2 at 6 PM and drop back to 1 by 7 PM. Be sure to stay protected during those midday hours when UV exposure is at its highest!
| 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 | 9 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 14 | extreme | 10 min |
| 14:00 | 13 | 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 |
During the year, the UV Index in this region demonstrates notable seasonal variations. The highest UV levels occur from March to October, categorized as extreme, with consistent readings of 14, where the burn time is only 10 minutes. February, with a UV Index of 12, and January at 10, are the last months of high risk before the persistent peak from March to October. Notably, November and December see a decline to 9 and 8, respectively, categorized as very high with increased burn times of 15 minutes. Visitors and residents are advised to exercise caution during March through October, minimizing direct sun exposure and using adequate sun protection such as sunscreen, hats, and sunglasses to prevent harmful UV damage.
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 Juan Amecac | 10 | 12 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 11 | 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 |