UV Index in Nogales, Mexico

Last updated: June 2, 2025

Understanding the UV Index in Nogales, Mexico is crucial for protecting your skin and overall health. With its arid highland climate (BSk), Nogales often experiences heightened UV exposure, particularly during the midday hours when the index peaks at a striking 13 around 1 PM. Being aware of UV levels not only helps you prevent painful sunburns, but also plays a significant role in reducing long-term skin damage and the risk of skin cancer. As you navigate outdoor activities in this sun-drenched region, staying informed about the UV Index is your best defense against harmful rays and enhances your sun safety strategy.

Hourly UV Index in Nogales

The UV Index throughout the day exhibits a dramatic rise, starting from a safe 0 at 7:00 AM and steadily climbing to its peak of 13 between 1:00 PM and 2:00 PM. This mid-afternoon high signals a heightened risk of harm from unprotected sun exposure, making sunscreen and protective clothing essential during these hours. As the day winds down, the UV Index gradually decreases, dropping to 6 by 5:00 PM and settling at 2 by 7:00 PM, suggesting safer conditions for late-day outdoor activities. It's a clear reminder of the sun's intensity and the importance of mindful sun safety practices throughout the 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
07:000low45 min
08:001low45 min
09:002low45 min
10:004moderate30 min
11:007high25 min
12:0010very high15 min
13:0013extreme10 min
14:0013extreme10 min
15:0012extreme10 min
16:0010very high15 min
17:006high25 min
18:004moderate30 min
19:002low45 min

Monthly UV Index Trends in Nogales

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.

Monthly Maximum UV Index for Nogales, Mexico

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Nogales. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec811121414131413131197
Data source: Statistical UV Index data for Nogales, 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 Nogales UV Index with Other Mexico Cities

The table above highlights how UV exposure in Nogales 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.
Nogales's solar exposure compared to other cities in Mexico. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Nogales811121414131413131197
Guadalajara UVI911141414131313131298
Iztapalapa UVI10121415141414141412108
Ecatepec de Morelos UVI10121415151414131412108
Mexico City UVI10121415151414131412108
Puebla UVI10121415151515141413109