UV Index in San Roman, Mexico

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents and visitors of San Roman, Mexico, where the hot and sunny climate can elevate your risk of sunburn and long-term skin damage. By keeping an eye on UV levels, especially between 10:00 AM and 2:00 PM when they peak, you can take proactive steps to protect your skin from harmful rays. With maximum UV readings sometimes reaching as high as 13, awareness and prevention are essential for maintaining skin health while enjoying the beautiful weather in this vibrant region. Stay informed and safeguard your skin as you bask in the sun!

Hourly UV Index in San Roman

The UV Index today showcases a dramatic rise in sun exposure as the day progresses. Starting at 7:00 AM with a mild value of 1, the index climbs steadily to reach 4 by 9:00 AM. However, it's around 11:00 AM that the UV radiation peaks at 10, escalating further to a maximum of 12 at noon. The sun’s intensity continues to be fierce, reaching a high of 13 by 1:00 PM before gradually tapering off. From 2:00 PM, the index starts its descent, hovering at 12 and then dropping to 9 by 3:00 PM. As the afternoon transitions into evening, the UV levels diminish significantly, resting at 1 by 7:00 PM. For anyone spending time outdoors, taking precautions during the peak hours is crucial to ensure safety from harmful UV rays.

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
07:001low45 min
08:002low45 min
09:004moderate30 min
10:007high25 min
11:0010very high15 min
12:0012extreme10 min
13:0013extreme10 min
14:0012extreme10 min
15:009very high15 min
16:006high25 min
17:003moderate30 min
18:001low45 min
19:001low45 min

Monthly UV Index Trends in San Roman

Throughout the year, UV exposure varies significantly, with the highest risk months occurring from February to September, where the UV Index consistently reaches extreme levels of 11 to 14, demanding vigilance. During this time, the burn time is notably short, around 10 minutes, highlighting the urgency for protective measures. January, November, and December present lower but still high UV levels, classified as very high with burn times of 15 minutes, still warranting caution. Residents and visitors should prioritize sun safety by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade, especially during the peak UV hours between 10 a.m. and 4 p.m. to minimize health risks.

Monthly Maximum UV Index for San Roman, Mexico

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in San Roman. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec911131413131313121198
Data source: Statistical UV Index data for San Roman, 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 San Roman UV Index with Other Mexico Cities

The table above highlights how UV exposure in San Roman 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.
San Roman's solar exposure compared to other cities in Mexico. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
San Roman911131413131313121198
Guadalajara UVI911141414131313131298
Iztapalapa UVI10121415141414141412108
Ecatepec de Morelos UVI10121415151414131412108
Mexico City UVI10121415151414131412108
Puebla UVI10121415151515141413109