UV Index in Tamahu, Guatemala

Last updated: August 1, 2025

In Tamahu, Guatemala, understanding the UV Index is crucial for the health and safety of residents and visitors alike. With the tropical climate characterized as Cwb, the region experiences significant sunlight exposure, leading to varying UV levels throughout the day. From preventing painful sunburns to safeguarding long-term skin health, being aware of the UV Index helps you make informed decisions about sun protection. During midday hours, UV levels can soar to a staggering 14, increasing the risk of harm, so knowing when to seek shade or apply sunscreen is vital. Stay vigilant and protect your skin while enjoying the sunny beauty of Tamahu!

Hourly UV Index in Tamahu

At dawn, the UV Index starts at a gentle 1, but as the sun ascends, it quickly ramps up. By 08:00, it reaches 4, a signal to be cautious outdoors. The peak occurs at 12:00, hitting a striking 14, emphasizing the need for sun protection. This intense solar intensity begins to wane after 13:00, descending to 10 by 14:00. By the late afternoon, the UV Index drops significantly, falling to 4 at 16:00 and returning to a safe level of 1 by 18:00. As evening approaches, the UV threat diminishes to 0 by 19:00, marking a day where sun safety was crucial during those midday hours.

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	13	extreme	10 min
12:00	14	extreme	10 min
13:00	13	extreme	10 min
14:00	10	very high	15 min
15:00	7	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 Tamahu

The UV Index shows significant seasonal variation, with extreme levels persisting from January through October, making these months particularly high-risk for sunburn. The highest values occur in March and April, peaking at 15, followed closely by February with a UV Index of 13. As a reminder, the burn time during these months is a mere 10 minutes, emphasizing the urgent need for protective measures. In November, the Index decreases slightly to 11, and December sees a further reduction to 9, classified as very high with a burn time of 15 minutes. Visitors and residents are strongly advised to apply sunscreen regularly, wear protective clothing, and seek shade, especially during the peak sun hours, to safeguard against the risks of overexposure to UV radiation.

Monthly Maximum UV Index for Tamahu, Guatemala

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

The table above highlights how UV exposure in Tamahu 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.

Tamahu'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
Tamahu	11	13	15	15	14	14	14	14	14	13	11	9
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