Last updated: May 3, 2025
In Fraccionamiento 18 de Marzo, Mexico, being aware of the UV Index is crucial for protecting your skin and overall health. The UV levels can reach a peak of 14 during midday hours, indicating a very high risk of harm from unprotected sun exposure. Understanding these levels helps you prevent sunburn and long-term skin issues, ensuring that your outdoor activities remain safe and enjoyable. With its Csb climate, characterized by warm summers and mild winters, the risks associated with UV exposure are significant, particularly during peak hours. Stay informed and take the necessary precautions to safeguard your skin while enjoying the beautiful weather in Fraccionamiento 18 de Marzo.
The UV Index for today reveals an interesting shift in sun exposure throughout the day. Starting off at 0 at 7:00 AM, the index gradually climbs to 1 by 8:00 AM, marking the beginning of increased sunlight. The intensity picks up significantly, reaching 4 by 10:00 AM, and peaks at an intense 14 from 1:00 PM to 2:00 PM. This period is crucial for sun safety, as the index indicates high levels of UV radiation, encouraging precautions such as sunscreen and protective clothing. Following the peak, the UV index gradually declines, dipping to 5 by 5:00 PM and settling at 1 by 7:00 PM, signaling a return to safer levels as the day winds down. Be mindful of the sun’s strength during peak hours, as the UV index greatly influences skin safety!
| 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 | 8 | very high | 15 min |
| 12:00 | 11 | 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 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
The UV Index displays significant seasonal variations, indicating that February through October holds the highest risk for UV exposure, with values reaching as high as 14 during the spring and summer months. March, April, May, June, August, and September are particularly concerning, each classified under the extreme exposure category, with a dangerously short burn time of just 10 minutes. In contrast, the winter months of January, November, and December drop to very high, but still warrant caution, with burn times of 15 minutes. Visitors and residents are advised to take protective measures during these high-risk months by using sunscreen, wearing protective clothing, and seeking shade whenever possible, especially during peak sun hours.
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 |
| Fraccionamiento 18 de Marzo | 9 | 11 | 14 | 14 | 14 | 14 | 13 | 14 | 14 | 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 |