Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Batopilas, Mexico, especially given the region's unique Csa climate, which features sunny days and temperate weather. With UV levels peaking dramatically around noon—reaching a high of 13 between 1 PM and 2 PM—awareness of these fluctuations is vital for protecting your skin from sunburn and long-term health issues. By keeping an eye on the UV Index, you can enjoy the beautiful outdoors while minimizing the risks associated with high UV exposure, ensuring a safe and healthy experience in this stunning part of Mexico.
The UV Index during the day showcases a clear peak in intensity, reaching a maximum of 13 between 1:00 PM and 2:00 PM. As the day begins at 7:00 AM with a minimal index of 1, the sunlight gradually intensifies, climbing to 12 by noon. The 10 AM hour marks a pivotal moment, as the index escalates to 7, indicating an increasingly strong potential for skin damage. Post-peak, the UV levels begin to decline, tapering off to 4 by 5:00 PM, and returning to 1 at 7:00 PM. It's a vivid reminder that from morning to early afternoon, sun safety precautions are crucial to protect against harmful UV exposure!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 13 | extreme | 10 min |
| 15:00 | 10 | very high | 15 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 |
As the UV Index fluctuates throughout the year, it is crucial for both visitors and residents to be aware of seasonal changes and high-risk months. January kicks off with a UV Index of 7 (high) and burn time of 25 minutes, but this escalates dramatically by March when it reaches 11, categorized as extreme, with a burn time of just 10 minutes. The peak months for UV exposure are April and May, both featuring a UV Index of 14 (extreme), meaning quick sunburns can occur in as little as 10 minutes. July through September maintain a steady UV Index of 13, posing high risks as well. As autumn sets in, November sees a decline to an index of 8 (very high), and December returns to a more moderate 6 (high). Visitors and residents are advised to take protective measures, especially during the extreme months from March to October, such as wearing sunscreen, hats, and protective clothing, and seeking shade during peak hours, to mitigate the risk of skin damage from increased UV radiation.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Batopilas | 7 | 10 | 11 | 14 | 14 | 13 | 13 | 13 | 13 | 11 | 8 | 6 |
| 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 |