Last updated: August 1, 2025
In Topia, Mexico, being aware of the UV Index is crucial for safeguarding your skin against harmful ultraviolet rays. Understanding UV levels not only helps in preventing painful sunburns but also plays a vital role in maintaining long-term skin health. With a Csa climate, Topia experiences intense sun exposure, particularly during peak hours when UV readings can soar to a staggering 14 around midday. By staying informed about the UV Index, residents and visitors can make smarter choices for sun safety and enjoy the beautiful outdoors without compromising their well-being.
The UV Index today reveals an intense ramp-up in sun exposure as the hours unfold. Starting from a low of 0 at 7:00 AM, the index gradually climbs to 1 by 8:00 AM. By 10:00 AM, it reaches a moderate 4, but the real intensity kicks in at 11:00 AM with a high of 7. The peak exposure occurs at 1:00 PM, soaring to a striking 13, and then hitting its maximum of 14 at 2:00 PM. As the afternoon wanes, the levels begin to decline—10 at 4:00 PM, 7 at 5:00 PM, and returning to 4 by 6:00 PM. As daylight fades, the UV Index drops to 2 by 7:00 PM, reminding us of the sun's powerful rays, particularly during midday. Stay protected and enjoy the sunny hours responsibly!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 1 | low | 45 min |
| 10:00 | 3 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 13 | extreme | 10 min |
| 15:00 | 12 | extreme | 10 min |
| 16:00 | 10 | very high | 15 min |
| 17:00 | 7 | high | 25 min |
| 18:00 | 4 | moderate | 30 min |
| 19:00 | 2 | low | 45 min |
Throughout the year, the UV Index experiences significant changes, peaking in the spring and summer months. From January to March, UV levels increase rapidly, reaching extreme levels in February and March (UV Index 11-12) with a burn time of just 10 minutes. April through July see consistent extreme UV Index values, reaching a high of 14 in April, May, and July. As summer transitions into early autumn, UV levels remain noticeably high, especially in August and September (UV Index 13), before gradually decreasing in October. The high-risk months for UV exposure are February, March, April, May, June, July, August, September, and October, each requiring extreme caution with a burn time of only 10 minutes. It is crucial for visitors and residents to take protective measures during these months, such as wearing sunscreen, protective clothing, and seeking shade during peak hours to prevent skin damage. In contrast, November and December offer some reprieve with lower UV levels, allowing for longer exposure times of 15 minutes and 25 minutes, respectively.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Topia | 8 | 11 | 12 | 14 | 14 | 13 | 14 | 13 | 13 | 11 | 9 | 7 |
| 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 |