Last updated: July 2, 2025
In Barra de Navidad, Mexico, being aware of the UV Index is crucial for protecting your skin against harmful solar radiation. Understanding UV levels can significantly contribute to sunburn prevention and long-term skin health. With a tropical climate characterized by strong sunlight throughout the year, visitors and locals alike face elevated UV exposure risks, particularly during midday hours. For instance, around noon, the UV Index can soar to 11, indicating an extreme risk of harm from unprotected sun exposure. Staying informed helps you enjoy the beautiful beaches and vibrant culture of Barra de Navidad while keeping your skin safe.
As the sun rises, the UV Index starts off mild at 7:00 AM (1), gradually warming up to 2 by 9:00 AM. The intensity of ultraviolet rays reaches a notable 5 at 10:00 AM, but it’s during the peak hours around noon that the index skyrockets to its maximum of 12 at 1:00 PM. This high reading persists until 2:00 PM, presenting a strong reminder to stay protected from the sun’s rays. As the afternoon progresses, the UV Index begins to taper off, dropping to 11 at 3:00 PM and gradually declining to 1 by 7:00 PM. Whether you're planning outdoor activities or just soaking up the sun, be sure to take precautions during those high UV hours!
| 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 | 12 | 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 |
Throughout the year, the UV Index exhibits significant seasonal variations, peaking during the summer months. From January to March, the index ranges from 10 to 13, indicating a very high to extreme risk of UV exposure, with a burn time of just 15 to 10 minutes. The months of April through October experience the highest UV levels, consistently scoring 12 to 14 and remaining in the extreme exposure category, with a burn time reduced to a mere 10 minutes. The highest risk months are May and June, where the UV index reaches 14, signifying a critical need for protective measures. In contrast, November and December present a lower risk, with indexes of 9 and 8, categorized as very high. Given these insights, it is crucial for both visitors and residents to take appropriate precautions, such as applying sunscreen, wearing protective clothing, and seeking shade during peak hours, especially between April and October when UV exposure can be most dangerous.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Barra de Navidad | 10 | 12 | 13 | 13 | 14 | 14 | 12 | 13 | 13 | 12 | 9 | 8 |
| 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 |