UV Index in Mazatlan, Mexico

Last updated: June 2, 2025

Understanding the UV Index is crucial for ensuring your safety and well-being in Mazatlán, Mexico, a stunning coastal city known for its sunny beaches and vibrant culture. With the UV levels often peaking at dangerous levels—reaching as high as 12 during midday—being aware of these fluctuations can significantly aid in sunburn prevention and maintaining skin health. Mazatlán's tropical climate means that sun exposure risks are ever-present, making it essential for locals and visitors alike to keep a close eye on the UV Index. Arm yourself with this knowledge to enjoy the sun safely while exploring all that this beautiful destination has to offer!

Hourly UV Index in Mazatlan

The UV Index dances through the day, peaking dramatically as the sun reaches its zenith. Starting the morning at a mild level of 1 at 07:00, the index slowly escalates to 2 by 08:00. As the clock strikes 09:00, it nudges up to 3, but the real surge begins at 10:00 with a jump to 6. The sun's fierce glow becomes undeniable by 11:00, reaching 9, and then it hits its apex at 12:00, soaring to 11—a clear signal to seek shade! By 13:00, it peaks at a sizzling 12 before gradually declining. The late afternoon sees a gentle slide down to 9 at 15:00, and the index softens to 6 by 16:00. As the day wanes, the UV levels drop, returning to a safe 1 by 19:00, offering a calm end to a sun-soaked day.

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
09:003moderate30 min
10:006high25 min
11:009very high15 min
12:0011extreme10 min
13:0012extreme10 min
14:0011extreme10 min
15:009very high15 min
16:006high25 min
17:003moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Mazatlan

Throughout the year, UV levels exhibit significant seasonal variations, with the highest risks occurring from February to September. During these months, the UV Index often peaks at 13, categorized as extreme, meaning that the time to burn can be as short as 10 minutes. Notably, March through July continues to present critical UV exposure levels, maintaining the extreme classification. As October approaches, the UV Index decreases to 10, still classified as very high, requiring caution. Residents and visitors are strongly advised to take protective measures such as wearing sunscreen, protective clothing, and seeking shade, especially during the peak exposure months. As winter approaches in November and December, UV levels drop, allowing for more comfortable outdoor activities but still warranting some precaution. Staying informed about the UV Index is essential for ensuring health and safety under the sun.

Monthly Maximum UV Index for Mazatlan, Mexico

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Mazatlan. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec710111313121212121086
Data source: Statistical UV Index data for Mazatlan, 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 Mazatlan UV Index with Other Mexico Cities

The table above highlights how UV exposure in Mazatlan 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.
Mazatlan's solar exposure compared to other cities in Mexico. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mazatlan710111313121212121086
Guadalajara UVI911141414131313131298
Iztapalapa UVI10121415141414141412108
Ecatepec de Morelos UVI10121415151414131412108
Mexico City UVI10121415151414131412108
Puebla UVI10121415151515141413109