UV Index in Texas, Mexico

Last updated: July 2, 2025

In Texas, understanding the UV Index is crucial for maintaining skin health and preventing sunburn, especially given the state's arid climate and increased sun exposure. With peak UV levels soaring to 14 from late morning through early afternoon, it's essential to be aware of these readings to protect yourself and your loved ones. The UV Index not only highlights the potential risks associated with sun exposure but also empowers residents and visitors to make informed decisions regarding outdoor activities. By staying informed, you can enjoy the beautiful Texan sun while taking the necessary precautions to safeguard your skin.

Hourly UV Index in Texas

As the sun rises, the UV Index begins to climb steadily, starting from a gentle 0 at 7:00 AM before reaching a modest 1 by 8:00 AM. By 9:00 AM, it picks up pace, hitting 2, and then escalates dramatically through the late morning. At 10:00 AM, the index spikes to 5, soon soaring to a peak of 14 from 1:00 PM to 2:00 PM, marking the day’s most intense exposure. The afternoon witnesses a gradual decline, settling at 10 by 4:00 PM and tapering off to a more manageable 3 by 6:00 PM. As the sun begins to set, the UV intensity eases into the evening, leaving behind a trace of 1 at 7:00 PM. Stay protected, especially during the peak hours, and enjoy the sunshine responsibly!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
TimeUVICategoryTime to Burn
07:000low45 min
08:001low45 min
09:002low45 min
10:005moderate30 min
11:008very high15 min
12:0011extreme10 min
13:0014extreme10 min
14:0014extreme10 min
15:0013extreme10 min
16:0010very high15 min
17:006high25 min
18:003moderate30 min
19:001low45 min

Monthly UV Index Trends in Texas

The UV Index exhibits significant seasonal variation, with the highest levels recorded from February to October, peaking at 15 in May. This period is classified as having an extreme exposure category, where even short sun exposure can lead to skin damage in just 10 minutes. High-risk months include February through October, with particularly intense UV radiation from March to September. Residents and visitors should take precautionary measures, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak hours. In the higher-risk months, it is essential to remain vigilant about sun safety to minimize the risk of harmful UV exposure. As the year progresses into November and December, the UV Index decreases, but caution is still advised, especially during the bright sunny days.

Monthly Maximum UV Index for Texas, Mexico

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Texas. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec912141415141414141298
Data source: Statistical UV Index data for Texas, based on information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Compare Texas UV Index with Other Mexico Cities

The table above highlights how UV exposure in Texas compares to other major locations across Mexico. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Texas's solar exposure compared to other cities in Mexico. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Guadalajara UVI911141414131313131298
Texas9111414151414141412108
Iztapalapa UVI10121415141414141412108
Ecatepec de Morelos UVI10121415151414131412108
Mexico City UVI10121415151414131412108
Puebla UVI10121415151515141413109