UV Index in Rojas, Mexico

Last updated: June 2, 2025

In Rojas, Mexico, being aware of the UV Index is crucial for protecting your skin from harmful sun exposure. Understanding UV levels is vital not only for preventing sunburn but also for maintaining long-term skin health. With the region's semi-arid BSk climate, residents and visitors alike face significant UV exposure risks, particularly during peak hours when the index reaches a maximum of 14. This guide will help you stay informed and safe under the Mexican sun, ensuring you enjoy outdoor activities while minimizing the potential for skin damage.

Hourly UV Index in Rojas

The UV Index throughout the day offers a telling glimpse of solar intensity, peaking at 14 between 2 PM and 3 PM—a time when protection is crucial. Beginning with a gentle 0 at 7 AM, the index steadily rises, reaching a moderate 2 by 9 AM. By 11 AM, it escalates to a notable 8 and reaches 11 at noon, signaling that sun protection measures should be in place. The afternoon sees a thrilling surge, with values hitting their zenith of 13 at 1 PM and slightly tapering to 10 by 4 PM. As the sun begins to set, UV levels decline, falling back to 1 by 7 PM. This data serves as a potent reminder: during the peak hours, staying safe from the sun is essential!

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	0	low	45 min
08:00	1	low	45 min
09:00	2	low	45 min
10:00	4	moderate	30 min
11:00	8	very high	15 min
12:00	11	extreme	10 min
13:00	13	extreme	10 min
14:00	14	extreme	10 min
15:00	13	extreme	10 min
16:00	10	very high	15 min
17:00	7	high	25 min
18:00	3	moderate	30 min
19:00	1	low	45 min

Monthly UV Index Trends in Rojas

The UV Index in the region shows significant seasonal variation, with the highest values occurring from February to October, where exposure is categorized as extreme for the majority of this period. March and April register the peak UV Index at 13 and 15, respectively, resulting in a burn time of only 10 minutes, emphasizing the need for caution. High-risk months include February through October, when residents and visitors should prioritize sun safety measures. During January, November, and December, while still presenting a very high UV Index of 8 or 9, the burn time increases to 15 minutes, allowing for slightly more leniency. To protect against skin damage, it is crucial to wear sunscreen, seek shade, and wear protective clothing, especially during the peak hours of sunlight throughout the high-risk months.

Monthly Maximum UV Index for Rojas, Mexico

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

The table above highlights how UV exposure in Rojas 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.

Rojas'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
Rojas	8	11	13	15	15	14	14	14	14	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