Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Santa Cruz Yucucani, Mexico, where the sun's rays can be particularly intense. Awareness of UV levels helps in preventing sunburn and maintaining long-term skin health, making it essential to monitor these daily fluctuations. Situated in an Aw climate zone, Santa Cruz Yucucani experiences high UV exposure risks, especially from late morning to mid-afternoon when indices can soar to 14. Protecting yourself during these peak hours is vital for enjoying the beautiful sunny days without compromising your skin's well-being.
At sunrise, the UV Index begins at a safe 1 at 07:00, indicating low levels of ultraviolet radiation. As the morning progresses, it gradually climbs to 3 by 09:00, making sun protection a good idea as we approach midday. The real intensity arrives around 12:00, when the UV Index skyrockets to 13, peaking at 14 by 13:00 and 14:00—conditions that call for extra caution. After this peak, there's a gradual decrease, dropping to 9 by 16:00 and further down to 5 by 17:00, signaling a return to more manageable levels. As the day winds down, the UV Index falls back to 2 by 18:00, finally resting at a low 1 by 19:00. Always remember to protect your skin during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 6 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 13 | 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 |
Throughout the year, UV Index levels exhibit significant variability, peaking during the spring and summer months. The highest risks of UV exposure occur from February to October, with the most extreme values ranging from 14 to 15. Specifically, March to May and June to October present *critical threats, with a consistent burn time of just 10 minutes. As such, visitors and residents are advised to take precautionary measures during these high-index months. This includes wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak sunlight hours. Conversely, November and December see lower UV levels, classified as very high, with burn times extending to 15 minutes, but caution is still warranted.
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 |
| Santa Cruz Yucucani | 10 | 13 | 14 | 15 | 15 | 14 | 14 | 14 | 14 | 12 | 10 | 9 |
| Puebla UVI | 10 | 12 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 10 | 9 |