UV Index in Jonacatepec, Mexico

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of Jonacatepec, Mexico, where the sun’s rays can be especially intense. Knowledge of UV levels not only helps in preventing painful sunburn, but it also plays a key role in safeguarding long-term skin health. With a climate characterized by warm temperatures year-round, Jonacatepec often experiences high UV exposure, especially during midday hours when the index peaks at a staggering 14. Stay informed and protect your skin—awareness of the UV Index is your first line of defense against the sun's harmful effects!

Hourly UV Index in Jonacatepec

The UV Index today follows a striking pattern, peaking dramatically through the midday sun. Starting off gently at 1 during the early hours of 07:00 and 08:00, the index climbs steadily, reaching a moderate 3 by 09:00. As the day progresses, anticipation builds, leading to a notable surge at 10:00 with a peak of 5. However, it's 11:00 to 14:00 where the sun truly asserts itself, with the UV Index soaring to 9 at 11:00, hitting an impressive 12 at 12:00, and reaching its apex at 14:00 with 14. The intensity begins to decline post-noon, slipping to 12 at 15:00, 9 at 16:00, and tapering off to 2 by 18:00, before returning to a safe 1 by 19:00. Stay protected during those peak hours when the sun's rays can be particularly harsh!

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	5	moderate	30 min
11:00	9	very high	15 min
12:00	12	extreme	10 min
13:00	14	extreme	10 min
14:00	14	extreme	10 min
15:00	12	extreme	10 min
16:00	9	very high	15 min
17:00	5	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Jonacatepec

During the year, the UV Index in this region demonstrates notable seasonal variations. The highest UV levels occur from March to October, categorized as extreme, with consistent readings of 14, where the burn time is only 10 minutes. February, with a UV Index of 12, and January at 10, are the last months of high risk before the persistent peak from March to October. Notably, November and December see a decline to 9 and 8, respectively, categorized as very high with increased burn times of 15 minutes. Visitors and residents are advised to exercise caution during March through October, minimizing direct sun exposure and using adequate sun protection such as sunscreen, hats, and sunglasses to prevent harmful UV damage.

Monthly Maximum UV Index for Jonacatepec, Mexico

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

The table above highlights how UV exposure in Jonacatepec 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.

Jonacatepec'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
Guadalajara UVI	9	11	14	14	14	13	13	13	13	12	9	8
Jonacatepec	10	12	14	14	14	14	14	14	14	11	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