Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in San Juan de la Cruz, Mexico, as it directly impacts sun safety and skin health. With the region's Aw climate—characterized by warm temperatures and considerable sunshine—awareness of UV levels can significantly reduce the risk of sunburn and long-term skin damage. The daily UV Index varies, peaking at 12 from 1 PM to 3 PM, highlighting the importance of protective measures during these hours. By staying informed about UV exposure risks, you can enjoy the sun safely while preserving your skin's wellness.
The UV Index throughout the day showcases a significant rise in solar exposure. Starting at a minimal level of 0 at 7:00 AM, the index gradually climbs, reaching a moderate 2 by 9:00 AM. The intensity peaks at 12 between 1:00 PM and 2:00 PM, indicating a high risk of harm from unprotected sun exposure. As the afternoon winds down, the index dips to 4 by 5:00 PM and continues to decrease, settling at 1 by 7:00 PM. This data underscores the importance of sun protection during the peak hours of 11:00 AM to 2:00 PM, when the UV levels can be most harmful. Stay safe and enjoy the sun responsibly!
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 | 4 | moderate | 30 min |
11:00 | 7 | high | 25 min |
12:00 | 10 | very high | 15 min |
13:00 | 12 | extreme | 10 min |
14:00 | 12 | extreme | 10 min |
15:00 | 10 | very high | 15 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 seasonal UV changes indicate that the region experiences high levels of ultraviolet radiation from February through October, peaking in June at an index of 14. The high-risk months are identified as February to October, where the UV Index reaches extreme levels of 11 to 14, resulting in a rapid burn time of just 10 minutes for unprotected skin. Residents and visitors are strongly advised to take extra precautions during these months by wearing broad-spectrum sunscreen, protective clothing, and seeking shade during peak sunlight hours to minimize the risk of skin damage. The UV Index decreases in November and December to 8, categorized as very high, allowing for a bit more comfort, but caution remains crucial during all daylight hours.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
San Juan de la Cruz | 9 | 11 | 13 | 13 | 13 | 14 | 13 | 13 | 13 | 11 | 8 | 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 |