Last updated: August 1, 2025
Understanding the UV Index is crucial for residents and visitors of San Jose Tlacuitlapan, Mexico, as it directly impacts skin health and sunburn prevention. With a climate in the Cwb zone, which experiences significant sunlight exposure, being aware of UV levels can help you make informed decisions about sun safety. Throughout the day, the UV Index peaks dramatically, reaching a high of 15 around noon — a reminder to take necessary precautions. Protecting your skin is essential in this beautiful town, where understanding UV risks means enjoying the sun responsibly and safeguarding your health.
The UV Index throughout the day showcases a dramatic rise and fall, highlighting the intensity of sunlight at different hours. Starting at a mere 1 by 07:00, the index gradually climbs to a moderate 3 by 09:00. However, 10:00 marks the beginning of a significant surge, peaking at an impressive 15 between 13:00 and 14:00. This period of maximum exposure can pose risks; thus, protective measures like sunscreen and hats are advisable. As the sun begins its descent, the UV levels drop sharply, falling back to 6 by 17:00 and returning to 1 by 19:00. Stay mindful of these shifts to enjoy the sun safely!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | 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 | 14 | extreme | 10 min |
| 15:00 | 12 | extreme | 10 min |
| 16:00 | 9 | very high | 15 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index exhibits significant seasonal variation, with particularly high levels from February to September, where it consistently reaches extreme levels. The highest recorded UV Index occurs in March, April, May, June, and July at 15, signaling a 10-minute burn time for exposed skin. Visitors and residents should be especially vigilant during these months, taking precautions to protect their skin from potential sunburn and long-term damage. January, November, and December experience slightly lower UV Index values of 10 and 9, categorized as very high, allowing for a slightly longer burn time of 15 minutes. Regardless of the month, it is advisable to wear sunscreen, protective clothing, and sunglasses to ensure safety from harmful UV exposure throughout the year.
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 |
| San Jose Tlacuitlapan | 10 | 12 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 12 | 10 | 9 |