Last updated: June 2, 2025
In Progreso (Campo 47), Mexico, understanding the UV Index is crucial for safeguarding your skin health against the potent sun exposure typical of this BSh climate zone. With peak UV levels soaring to 12 between 12:00 PM and 1:00 PM, the risk of sunburn and long-term skin damage increases significantly during those hours. By staying informed about the daily UV readings, residents and visitors can take proactive measures to protect themselves from harmful radiation, ensuring enjoyable days under the sun without compromising skin safety. Be mindful of the UV Index to embrace the beautiful weather without the worry!
At dawn, the UV Index starts low at 1 around 07:00, making it a gentle introduction to the day. As the sun rises higher, the intensity increases rapidly, peaking at 12 by 12:00—perfect for sunbathers and outdoor enthusiasts seeking that golden glow. The midday sun commands attention, with values reaching 11 at 11:00 and 13:00, encouraging sun safety precautions. As the afternoon rolls in, the UV Index begins to wane, dropping to 9 at 14:00 and further to 4 by 16:00. By evening, the UV exposure diminishes significantly, settling back to 1 by 19:00, ushering in a gentle dusk. It’s essential to stay informed and safeguard against the sun’s rays, especially during those peak midday hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index experiences significant seasonal changes, highlighting the importance of sun safety for both visitors and residents. From January to May, the UV levels start at a high index of 6 and escalate to an extreme 12 by April and May, indicating a critical burn time of just 10 minutes during these months. The pattern continues into the summer, with June to September maintaining the extreme UV Index of 12, presenting high risk for sunburn. As fall approaches, the UV Index gradually tapers off, dropping to 9 in October and then to 7 in November, before reaching a moderate 5 in December, where the burn time increases to 30 minutes. Thus, the highest risk months for UV exposure are April through September, where precautions should be taken seriously. Residents and visitors are strongly advised to wear protective clothing, apply sunscreen regularly, and limit sun exposure during peak hours, particularly in late spring and summer.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Progreso (Campo 47) | 6 | 8 | 10 | 12 | 12 | 12 | 11 | 12 | 12 | 9 | 7 | 5 |
| 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 |