UV Index in Marin, Mexico

Last updated: July 2, 2025

In Marin, Mexico, being aware of the UV Index is crucial for protecting your health and preventing sunburn. With the region's BSh climate, residents and visitors often face varying UV levels throughout the day, peaking around noon with a dangerous index of 12. Understanding these UV levels is essential, as they significantly impact your skin health and can lead to serious damage if unprotected. Whether you're enjoying the sun-drenched beaches or exploring the vibrant landscapes, staying informed about the UV Index helps ensure your outdoor experiences are both safe and enjoyable.

Hourly UV Index in Marin

At dawn, the UV Index starts low, peaking at 1 around 7:00 AM and remaining steady until 9:00 AM. As the sun climbs higher in the sky, exposure increases, hitting 4 by 10:00 AM. The intensity escalates sharply, reaching a striking 10 at 12:00 PM and peaking at 12 between 1:00 PM and 2:00 PM—the hottest moment of the day. Following this peak, the UV Index gracefully declines, dropping to 5 by 5:00 PM and further to 3 by 6:00 PM. As evening approaches, it wraps up with a return to 1 by 7:00 PM. It's a clear reminder to seek shade during peak hours and protect your skin!

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
08:001low45 min
09:002low45 min
10:004moderate30 min
11:007high25 min
12:0010very high15 min
13:0012extreme10 min
14:0012extreme10 min
15:0011extreme10 min
16:008very high15 min
17:005moderate30 min
18:003moderate30 min
19:001low45 min

Monthly UV Index Trends in Marin

During the year, UV Index levels exhibit notable seasonal changes, with high-risk months concentrated from February to September. The highest readings occur in April to September, where the UV Index reaches 12, categorized as extreme, with a burn time of just 10 minutes. Particularly, months like February and March, registering UV Index values of 9 and 10 respectively, also signify significant risk, labeled as very high. Visitors and residents are strongly advised to take precautions during these months by using sunscreen, wearing protective clothing, and limiting sun exposure, especially during midday hours, to reduce the risk of sunburn and long-term skin damage. As the year transitions into November and December, the UV Index decreases to levels classified as high, but vigilance is still recommended to safeguard skin health.

Monthly Maximum UV Index for Marin, Mexico

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Marin. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec69101212121212111076
Data source: Statistical UV Index data for Marin, 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 Marin UV Index with Other Mexico Cities

The table above highlights how UV exposure in Marin 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.
Marin's solar exposure compared to other cities in Mexico. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Marin69101212121212111076
Guadalajara UVI911141414131313131298
Iztapalapa UVI10121415141414141412108
Ecatepec de Morelos UVI10121415151414131412108
Mexico City UVI10121415151414131412108
Puebla UVI10121415151515141413109