UV Index in Ciudad Vieja, Guatemala

Last updated: June 2, 2025

In Ciudad Vieja, Guatemala, understanding the UV Index is crucial for ensuring skin health and preventing sunburn. With UV levels peaking as high as 14 around noon, awareness of these levels can help you take necessary precautions during outdoor activities. This charming location experiences a Cwb climate, characterized by its tropical wet-and-dry conditions, which can amplify UV exposure risks, particularly during midday hours. By staying informed about the UV forecast, you can protect your skin and enjoy the beauty of Ciudad Vieja without the worry of harmful sun effects.

Hourly UV Index in Ciudad Vieja

The UV Index today showcases a dramatic rise in solar intensity, starting with a moderate level of 2 at 7:00 AM. As the sun climbs higher in the sky, the intensity peaks at a staggering 14 by noon, marking the most hazardous time for sun exposure. It reaches a maximum of 13 at 1:00 PM, emphasizing the need for protective measures like sunscreen and hats. The afternoon sees a swift decline, dropping to 10 by 2:00 PM and further down to 6 at 3:00 PM. As evening approaches, the UV Index dips to 1 by 5:00 PM, offering some relief, before finally settling at 0 after 7:00 PM. For those planning their day, early morning and late evening provide a safer window for outdoor activities, while midday requires caution to avoid overexposure.

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
07:002low45 min
08:004moderate30 min
09:007high25 min
10:0011extreme10 min
11:0013extreme10 min
12:0014extreme10 min
13:0013extreme10 min
14:0010very high15 min
15:006high25 min
16:003moderate30 min
17:001low45 min
18:001low45 min
19:000low45 min

Monthly UV Index Trends in Ciudad Vieja

The UV Index experiences significant variability throughout the year, peaking from February to July, where it reaches extreme levels of 12 to 14 with a consistent burn time of just 10 minutes. March sees the highest index at 14, closely followed by April, May, and June. As summer fades into autumn, slight decreases are noted, with August and September at 13, followed by October at 12. The risk remains high through November and December, although the indices drop to 10 and 9 respectively, resulting in slightly longer burn times of 15 minutes. Visitors and residents are strongly advised to take precautions, especially during peak months by utilizing broad-spectrum sunscreen, wearing protective clothing, and seeking shade during peak sunlight hours to minimize the risk of harmful UV exposure. Always remain vigilant, even in winter months, as UV radiation can still pose a significant threat.

Monthly Maximum UV Index for Ciudad Vieja, Guatemala

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Ciudad Vieja. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec11121414141414131312109
Data source: Statistical UV Index data for Ciudad Vieja, 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 Ciudad Vieja UV Index with Other Guatemala Cities

The table above highlights how UV exposure in Ciudad Vieja compares to other major locations across Guatemala. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Ciudad Vieja's solar exposure compared to other cities in Guatemala. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Ciudad Vieja11121414141414131312109
Petapa UVI111314151414141414131010
Villa Nueva UVI111314151414141414131010
Mixco UVI111315151414141414131110
Guatemala City UVI111315151414141414131110
San Juan Sacatepequez UVI111315151414151414131110