Last updated: August 1, 2025
In Miguel Hidalgo y Costilla, Mexico, understanding the UV Index is crucial for maintaining skin health and preventing sunburn. With a climate classified as Aw, residents and visitors alike experience significant UV exposure, especially during the peak hours of 11:00 AM to 1:00 PM, when the UV Index can soar to 12 and above. By being aware of UV levels throughout the day, individuals can take proactive measures to protect themselves from harmful rays, ensuring safe enjoyment of this vibrant region’s sunny days.
From 7:00 AM to 8:00 AM, the UV Index begins its climb, starting at a mild 1 and reaching 2. The real intensity kicks in by 9:00 AM, as it jumps to 4, signaling a need for sun protection. The peak arrives at 12:00 PM, where the UV Index reaches its zenith at a sizzling 12. For those outdoors at 1:00 PM, be especially cautious as it hits a scorching 13—the highest of the day. As the sun begins its descent, the index gradually decreases, settling at 9 by 3:00 PM, before tapering off to 3 at 5:00 PM, and finally sinking back to 1 from 6:00 PM onward. This hourly breakdown underscores the importance of being sun-smart, especially during those midday 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 | 10 | very high | 15 min |
12:00 | 12 | extreme | 10 min |
13:00 | 13 | extreme | 10 min |
14:00 | 11 | extreme | 10 min |
15:00 | 9 | very high | 15 min |
16:00 | 6 | high | 25 min |
17:00 | 3 | moderate | 30 min |
18:00 | 1 | low | 45 min |
19:00 | 1 | low | 45 min |
Throughout the year, the UV Index reveals significant seasonal variations that warrant attention from both visitors and residents. January sees a high UV Index of 9 with a burn time of just 15 minutes, while February to October features an extreme UV Index, peaking at 14 in April and remaining at 13 from May to September, where the burn time is only 10 minutes. Following this peak, November and December return to very high levels, with indices of 9 and 8, respectively. The high-risk months are clearly concentrated from February through October, where prolonged sun exposure can lead to severe burns in minimal time. Therefore, it's critical for everyone to take protective measures, such as wearing sunscreen, hats, and protective clothing, especially during these months, to minimize the risk of harmful UV exposure.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Miguel Hidalgo y Costilla | 9 | 11 | 13 | 14 | 13 | 13 | 13 | 13 | 13 | 11 | 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 |