Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Alvarenas, Mexico, a region known for its warm BWh climate and strong sunlight. With UV levels peaking at an alarming 13 during midday, awareness of these readings can help prevent sunburn and promote long-term skin health. By understanding the UV Index, you can make informed choices about sun exposure, ensuring you enjoy the beautiful Alvarenas sun while protecting your skin from harmful effects. Stay safe, stay informed, and make the most of your time in this vibrant locale!
Throughout the day, the UV Index experiences a dynamic shift, peaking at an impressive 13 between 1 PM and 2 PM, indicating a high risk of harm from unprotected sun exposure. The morning starts gently, with a UV Index of 1 at 7 AM, gradually rising to 4 by 9 AM. As the sun inches higher, the intensity increases sharply, reaching 10 by 11 AM and soaring to 12 by noon. Post-peak, the index begins to decline, dropping to 10 at 3 PM, before settling back to a mild 2 by 6 PM. This clear progression emphasizes the importance of sun protection during the midday hours when the UV Index is at its highest. Enjoy the sunshine, but remember to stay safe! ☀️
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 | 12 | 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 |
The UV Index exhibits significant seasonal changes, with the highest values recorded from March to September, indicating months of extreme exposure. Specifically, March through August all register a UV Index of 13, while September is slightly lower at 12. The high-risk months for sun exposure are February through October, particularly noting March to July as critical periods due to their extreme exposure category and a burn time of just 10 minutes. Residents and visitors should take precautions during these months by seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen regularly to reduce the risk of sunburn and long-term skin damage. In contrast, January and December have a 6 UV Index, while November and October see a decline to 8 and 10 respectively, indicating some respite from the sun's intensity.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Alvarenas | 6 | 9 | 11 | 13 | 13 | 13 | 13 | 13 | 12 | 10 | 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 |