UV Index in Las Josefinas, Mexico

Last updated: May 3, 2025

In Las Josefinas, Mexico, understanding the UV Index is crucial for safeguarding your skin against the harmful effects of UV radiation. With peak UV levels soaring to 14 between noon and early afternoon, it's essential to stay informed about sun exposure to prevent sunburn and maintain long-term skin health. This region, characterized by its Cfa climate, experiences significant UV risks particularly during the warmer months, making it imperative to monitor UV indexes regularly. Educating yourself about these levels not only enhances your outdoor enjoyment but also ensures you can protect yourself and your loved ones from potential harm.

Hourly UV Index in Las Josefinas

The UV Index throughout the day paints a vivid picture of sun intensity, peaking dramatically around noon. Starting at a modest 1 at 7:00 AM, the index gently climbs to 3 by 9:00 AM, before hitting a striking 6 at 10:00 AM. As the sun rises higher, the UV Index reaches its zenith at 12:00 PM with a blistering score of 12, and then surges to a peak of 14 by 1:00 PM. The intensity begins to wane in the afternoon, dropping to 11 at 3:00 PM and further declining to 4 by 5:00 PM. As evening approaches, a safe 2 is reached by 6:00 PM, and the day ends with a gentle 1 by 7:00 PM. It’s a clear reminder to stay protected during the peak hours when the sun’s rays are at their strongest!

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	9	very high	15 min
12:00	12	extreme	10 min
13:00	14	extreme	10 min
14:00	13	extreme	10 min
15:00	11	extreme	10 min
16:00	8	very high	15 min
17:00	4	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Las Josefinas

The UV Index experiences significant seasonal variations, peaking during the summer months. From January to March, the index is relatively high, with values reaching up to 9 in January but climbing to an extreme 14 by April through July. February and March pose particular risks, with extreme levels and burn times as short as 10 minutes. The summer months of June and July maintain this extreme index, while August and September see a slight decrease but remain at 13. As October approaches, the UV Index remains critical at 12, transitioning to safer levels in November and December with values of 10 and 8, respectively. Visitors and residents are strongly advised to take precautions during high-risk months, particularly from February to October, by wearing appropriate sun protection, seeking shade, and limiting sun exposure to avoid skin damage.

Monthly Maximum UV Index for Las Josefinas, Mexico

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

The table above highlights how UV exposure in Las Josefinas 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.

Las Josefinas'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
Las Josefinas	9	11	13	14	14	14	14	13	13	12	10	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