UV Index in Usulutan, El Salvador

Last updated: May 3, 2025

Understanding the UV Index in Usulutan, El Salvador is crucial for safeguarding your skin health and preventing sunburn. With peak UV levels reaching as high as 14 around noon, awareness of these daily fluctuations can help you take necessary precautions to enjoy the sun safely. Given Usulutan's Aw climate, characterized by warm temperatures and abundant sunshine, residents and visitors alike should be vigilant about their sun exposure to minimize risks associated with harmful ultraviolet rays. Embrace sun safety by keeping an eye on the UV Index and taking appropriate protective measures!

Hourly UV Index in Usulutan

The UV Index trend throughout the day reveals a striking peak during midday hours, urging caution for outdoor enthusiasts. Starting modestly at 2 at 07:00, the index rapidly climbs, reaching a significant 14 by 12:00, making this the most critical time for sun exposure. Even as the clock ticks towards the afternoon, the UV levels remain high, peaking at 13 at 11:00 and 12:00, before gradually declining to 5 by 15:00. As the day winds down, the index drops to 3 at 16:00, then tapering off to 1 by the evening hours. For those venturing outside, it's essential to protect your skin between 10:00 AM and 2:00 PM, when the sun's rays are most intense.

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	8	very high	15 min
10:00	11	extreme	10 min
11:00	13	extreme	10 min
12:00	14	extreme	10 min
13:00	12	extreme	10 min
14:00	9	very high	15 min
15:00	5	moderate	30 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 Usulutan

The UV Index clearly demonstrates a pattern of extreme sun exposure from January through July. The highest values peak in March to June, with an index of 14, indicating the most critical months for UV risk. As summer transitions into fall, the index gradually decreases but remains at a high level through August and September. Notably, November and December present a slight reduction to very high levels, with a burn time of 15 minutes. Residents and visitors should take precautionary measures during these high-risk months, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade to minimize UV exposure and prevent sunburn.

Monthly Maximum UV Index for Usulutan, El Salvador

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

The table above highlights how UV exposure in Usulutan 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.

Usulutan'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
Usulutan	11	12	14	14	14	14	13	13	13	13	10	9
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
Santa Ana UVI	11	13	14	14	14	14	14	13	13	13	10	9