UV Index in Chalatenango, El Salvador

Last updated: July 2, 2025

Understanding the UV Index in Chalatenango, El Salvador, is crucial for safeguarding your skin against harmful ultraviolet rays. With the region's tropical climate, Chalatenango experiences significant UV exposure, especially during peak hours when the index soars to a maximum of 14. By tracking UV levels, you can effectively prevent sunburn and protect your skin health—crucial considerations in a place where outdoor activities are plentiful. As the sun rises, awareness becomes your best ally, helping you enjoy the beauty of Chalatenango while minimizing risk.

Hourly UV Index in Chalatenango

As the sun rises, the UV Index begins its ascent, starting from a gentle 1 at 07:00. By 08:00, it ramps up to 4, signaling a day where sun protection becomes important. The intensity peaks dramatically at 12:00 with a staggering 14, the highest point of the day. At 11:00, just before the max, the index hits 13, making midday dangerously bright. After the zenith, the UV levels gradually decline, dropping to 10 by 14:00, and continuing down to 6 at 15:00. As the evening sets in, the index slips to a safe 1 by 17:00, and finally settles at 0 by 19:00, marking the end of the intense UV exposure. It's a reminder that staying vigilant with sun safety is crucial, especially during those peak 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	4	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	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 Chalatenango

Throughout the year, UV levels exhibit significant seasonal changes, with the highest indices observed from March to August, where the UV Index remains at 14 and is classified as extreme, allowing for a rapid burn time of just 10 minutes. The risk decreases slightly in September through October, where the index drops to 13, still in the extreme category. November and December see a further decline to 10 and 9 respectively, labeling them as very high, but with a slightly longer burn time of 15 minutes. Given these conditions, visitors and residents are strongly advised to take precautions, especially during the high-risk months from March to October, such as wearing protective clothing, using sunscreen with high SPF, and seeking shade to minimize UV exposure.

Monthly Maximum UV Index for Chalatenango, El Salvador

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

The table above highlights how UV exposure in Chalatenango compares to other major locations across El Salvador. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Chalatenango's solar exposure compared to other cities in El Salvador. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Mejicanos UVI	11	12	14	14	14	14	13	13	13	13	10	9
Soyapango UVI	11	12	14	14	14	14	13	13	13	13	10	9
San Salvador UVI	11	12	14	14	14	14	13	13	13	13	10	9
San Miguel UVI	11	12	14	14	14	14	13	13	13	13	10	9
Chalatenango	11	13	14	14	14	14	14	13	13	13	10	9
Santa Ana UVI	11	13	14	14	14	14	14	13	13	13	10	9