UV Index in Jacaltenango, Guatemala

Last updated: June 2, 2025

In the beautiful town of Jacaltenango, Guatemala, understanding the UV Index is crucial for protecting your skin under the sun’s powerful rays. The UV levels can soar to 15 during midday, posing significant risks for sunburn and long-term skin damage. As part of a Cwb climate zone, Jacaltenango experiences elevated UV exposure, particularly during the dry season, making awareness essential for ensuring skin health and enjoying outdoor activities safely. By keeping track of the UV Index, residents and visitors can take proactive steps to safeguard themselves against harmful ultraviolet radiation.

Hourly UV Index in Jacaltenango

The UV Index throughout the day showcases a dramatic rise and fall in intensity. Starting at 07:00, the index is a modest 2, but by 09:00, it jumps to 7, indicating a sharp increase in sun exposure. The peak intensity occurs at 12:00, where the UV Index reaches a scorching 15, signaling a critical need for sun protection. As the afternoon rolls in, the numbers begin to decline, dipping to 11 by 14:00 and further down to 4 at 16:00. Finally, the index wanes into the evening, dropping to 1 at 18:00 and settling at 0 by 19:00, effectively marking the end of a sun-soaked day. Pay attention to these fluctuations to protect your skin from harmful UV rays!

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	2	low	45 min
08:00	4	moderate	30 min
09:00	7	high	25 min
10:00	11	extreme	10 min
11:00	14	extreme	10 min
12:00	15	extreme	10 min
13:00	14	extreme	10 min
14:00	11	extreme	10 min
15:00	7	high	25 min
16:00	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Jacaltenango

The UV Index varies throughout the year, peaking from March to October with values consistently marked as extreme. The highest levels occur in April with an index of 16, while January and December experience lower indices of 11 and 10, respectively, categorized as very high. Notably, the high-risk months for UV exposure are February through October, during which visitors and residents should take precautions seriously as the burn time at these levels is only 10 minutes. It is essential for individuals to wear sunscreen, protective clothing, and seek shade during peak sunlight hours to minimize the risk of skin damage. As the UV Index decreases in November and December, vigilance should still be retained, especially since burn times are still within a hazardous range.

Monthly Maximum UV Index for Jacaltenango, Guatemala

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Jacaltenango. 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 Jacaltenango, 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 Jacaltenango UV Index with Other Guatemala Cities

The table above highlights how UV exposure in Jacaltenango 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.

Jacaltenango'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
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
Jacaltenango	11	13	15	16	15	15	15	15	15	13	11	10