UV Index in El Chal, Guatemala

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors of El Chal, Guatemala, where the strong solar rays combined with the local tropical climate can significantly impact skin health. As UV levels peak between 10 AM and 2 PM, being aware of daily UV exposure is essential for preventing sunburn and long-term skin damage. With the UV Index reaching a maximum of 13—indicating very high risk—it's vital to take protective measures, especially during the hottest hours of the day. Embracing awareness of UV levels not only safeguards your skin but enhances your outdoor experiences in this beautiful part of the world.

Hourly UV Index in El Chal

As the sun rises, so does the UV Index, starting gently at 1 at 07:00. By 08:00, it climbs to 3, but the real intensity begins at 09:00 with a sharp increase to 7. The peak of the day arrives at 12:00, reaching a scorching 13, before slightly tapering off through the afternoon. Notably, 11:00 hits 12, making peak sun hours critical for sun safety. As the day progresses, the index drops to 6 by 15:00, tapering gently back to 1 by 17:00, and reaching virtually zero as evening falls at 19:00. This data highlights the importance of sun protection during those midday hours, especially between 10:00 and 14:00 when the UV levels are at their highest. Stay safe and enjoy the sunshine wisely!

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.
Time	UVI	Category	Time to Burn
07:00	1	low	45 min
08:00	3	moderate	30 min
09:00	7	high	25 min
10:00	10	very high	15 min
11:00	12	extreme	10 min
12:00	13	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	6	high	25 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in El Chal

Throughout the year, UV index levels exhibit significant seasonal variation, with March through October being particularly concerning. The highest risk months occur from February to October, where the UV Index peaks at 14 in April, indicating an extreme exposure category with a minimal burn time of just 10 minutes. Residents and visitors should take precautions during these months by wearing protective clothing, applying sunscreen regularly, and limiting sun exposure during peak hours. Conversely, the UV Index decreases to very high levels during January, November, and December, where the burn time extends slightly to 15 minutes. Overall, vigilance is essential year-round, but especially so when the UV Index reaches extreme levels in the spring and summer months.

Monthly Maximum UV Index for El Chal, Guatemala

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in El Chal. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for El Chal, 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 El Chal UV Index with Other Guatemala Cities

The table above highlights how UV exposure in El Chal 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.

El Chal's solar exposure compared to other cities in Guatemala. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
El Chal	9	11	13	14	13	13	13	13	13	12	10	9
Petapa UVI	11	13	14	15	14	14	14	14	14	13	10	10
Villa Nueva UVI	11	13	14	15	14	14	14	14	14	13	10	10
Mixco UVI	11	13	15	15	14	14	14	14	14	13	11	10
Guatemala City UVI	11	13	15	15	14	14	14	14	14	13	11	10
San Juan Sacatepequez UVI	11	13	15	15	14	14	15	14	14	13	11	10