UV Index in Ulumal, Mexico

Last updated: July 2, 2025

In Ulumal, Mexico, being aware of the UV Index is essential for protecting your skin and enhancing your overall health. Understanding UV levels can help you prevent painful sunburns and maintain long-term skin health, which is particularly crucial in a region characterized by its Aw climate—marked by intense sunshine and elevated UV exposure. With peak UV indices reaching a striking 13 around midday, it's vital to stay informed and take protective measures during the highest risk hours to enjoy all the beauty Ulumal has to offer without compromising your wellbeing.

Hourly UV Index in Ulumal

The UV Index displays a dynamic pattern throughout the day, starting with a gentle level 1 at 7:00 AM and 8:00 AM, perfect for early risers. As the sun climbs higher, the intensity increases sharply, peaking at a striking 12 around noon and reaching its zenith at 1 PM with an impressive 13. From that point, the index gradually declines, dropping to 6 by 4 PM, and then further down to a softer 3 by 5 PM. By evening, it returns to 1 at 6 PM, inviting a sense of relief as the day winds down. This data emphasizes the importance of sun safety, especially during those peak hours when the UV Index is at its highest.

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	1	low	45 min
09:00	3	moderate	30 min
10:00	6	high	25 min
11:00	10	very high	15 min
12:00	12	extreme	10 min
13:00	13	extreme	10 min
14:00	12	extreme	10 min
15:00	9	very high	15 min
16:00	6	high	25 min
17:00	3	moderate	30 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Ulumal

Throughout the year, UV exposure fluctuates significantly, with high-risk months identified from February to September, when the UV Index reaches extreme levels of 11 to 13, allowing for a burn time of just 10 minutes. Notably, March through August consistently maintain this high-risk designation, necessitating extra caution for visitors and residents alike. During the remaining months—January, November, and December—the UV Index ranges from 8 to 9, categorized as very high, with a burn time of 15 minutes, indicating the need for ongoing sun protection, though the risk diminishes slightly. It is crucial for everyone to prioritize skin safety by utilizing sunscreen, wearing protective clothing, and seeking shade during peak UV hours, particularly in the spring and summer months.

Monthly Maximum UV Index for Ulumal, Mexico

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

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

Ulumal's solar exposure compared to other cities in Mexico. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Ulumal	9	11	13	13	13	13	13	13	12	11	9	8
Guadalajara UVI	9	11	14	14	14	13	13	13	13	12	9	8
Iztapalapa UVI	10	12	14	15	14	14	14	14	14	12	10	8
Ecatepec de Morelos UVI	10	12	14	15	15	14	14	13	14	12	10	8
Mexico City UVI	10	12	14	15	15	14	14	13	14	12	10	8
Puebla UVI	10	12	14	15	15	15	15	14	14	13	10	9